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Westclox Big Ben Style 1 Back Type Variations

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Big Ben Style 1 clocks used different patent dates and arrangements on the back. Also, the $2.50 price seal, and various Westclox logos were used.

1908.2 Patents in circle at top and more patents in circle by regulator. MADE IN U.S.A. at left. This back is on the earliest Big Ben yet found. It doesn't have a movement date, and it may have been made in the second half of 1908. Collection of Dennis Sagvold.. 1908.2. 6/9, 6/9 curved feathers, 2 patent circles — 1908.2. 6/9, 6/9 curved feathers, 2 patent circles

1908.2 Patents in circle at top and more patents in circle by regulator. MADE IN U.S.A. at left. This back is on the earliest Big Ben yet found. It doesn't have a movement date, and it may have been made in the second half of 1908. Collection of Dennis Sagvold.. 1908.2 Top Patent Circle — 1908.2. 6/9, 6/9 curved feathers, 2 patent circles

1908.4 Patents in circle by regulator. MADE IN U.S.A. at left. Ca. first half of 1909.. 1908.4. 6/9, 6/9 curved feathers — 1908.4. 6/9, 6/9 curved feathers

1908.4 Patents in circle by regulator. MADE IN U.S.A. at left. Ca. first half of 1909.. 1908.4 Patent Circle — 1908.4. 6/9, 6/9 curved feathers

1908.5 Patents in list by regulator in small letters. MADE IN U.S.A. at left. Ca. second half of 1909.. 1908.5. 6/9, 6/9 curved feathers — 1908.5. 6/9, 6/9 curved feathers

1908.5 Patents in list by regulator in small letters. MADE IN U.S.A. at left. Ca. second half of 1909.. 1908.5 Patents — 1908.5. 6/9, 6/9 curved feathers

1908.6 Patents through 1908 in list at top. MADE IN U.S.A. at left. Late 1909 to ca. first half of 1910.. 1908.6. 6/6, 6/6 straight feathers. — 1908.6. 6/6, 6/6 straight feathers.

1910.1 Patents through 1910 in list at top. MADE IN U.S.A. at left. Ca. second and third quarter of 1910.. 1910.1. 6/6, 6/6 straight feathers. Time set opening has been enlarged from the way it was made. — 1910.1. 6/6, 6/6 straight feathers. Time set opening has been enlarged from the way it was made.

1910.1 Patents through 1910 in list at top. MADE IN U.S.A. at left. Ca. second and third quarter of 1910.. 1910.1. 6/6, 6/6 straight feathers. — 1910.1. 6/6, 6/6 straight feathers. Time set opening has been enlarged from the way it was made.

1910.2 Patents through 1910 in list at top. MADE BY WESTCLOX LASALLE. ILL U.S.A. in seal at left with two concentric circles. Ca. third quarter 1910 through second quarter 1911.. 1910.2. 6/6, 6/6 straight feathers. — 1910.2. 6/6, 6/6 straight feathers.

1910.3 Patents through 1910 in list at top. $2.50 price seal with heavy BIG BEN lettering at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg with WESTCLOX in heavy letters. First back with large (14.33 mm) time set hole. First with "Made by" behind rear leg and first with $2.50 price seal. Examples: 5-17-11 and 1-8-12.. 1910.3. 6/6, 6/6 straight feathers. — 1910.3. 6/6, 6/6 straight feathers.

1910.3 Patents through 1910 in list at top. $2.50 price seal with heavy BIG BEN lettering at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg with WESTCLOX in heavy letters. First back with large (14.33 mm) time set hole. First with "Made by" behind rear leg and first with $2.50 price seal. Examples: 5-17-11 and 1-8-12.. 1910.3 Price $2.50 Seal — 1910.3. 6/6, 6/6 straight feathers.

1910.4 Patents through 1910 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. No index marks on regulator. 13/11 and 17/13 feathers above winding holes. Ca. second half of 1911.. 1910.4 13/11 and 17/13 Feathers — 1910.4 13/11 and 17/13 Feathers

1910.4 Patents through 1910 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. No index marks on regulator. 13/11 and 17/13 feathers above winding holes. Ca. second half of 1911.. 1910.4 Price $2.50 Seal — 1910.4 13/11 and 17/13 Feathers

1910, 13/11, 13/15, no $2.50 Patents through 1910 in list at top. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. No index marks on regulator. 13/11 and 13/15 feathers above winding holes. No price seal, but the example I have came from England, dated 9-7-11.. 1910, 13/11, 13/15, no $2.50 — 1910, 13/11, 13/15, no $2.50

1910, 13/11, 13/15, no $2.50 Patents through 1910 in list at top. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. No index marks on regulator. 13/11 and 13/15 feathers above winding holes. No price seal, but the example I have came from England, dated 9-7-11.. 1910, 13/11, 13/15, no $2.50 — 1910, 13/11, 13/15, no $2.50

1910.5 No Index Marks Patents through 1910 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Curved 6/6 feathers above winding holes. Wide lettering between concentric circles on price seal. No index marks on regulator slot. Example 4-29-11.. 1910.5 but no index marks on regulator. Wide lettering in price seal. 6/6, 6/6 curved feathers. — 1910.5 but no index marks on regulator. Wide lettering in price seal. 6/6, 6/6 curved feathers.

1910.5 Patents through 1910 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Curved 6/6 feathers above winding holes. Wide lettering between concentric circles on price seal. First back with index marks on the regulator. Ca. first half of 1912.. 1910.5. Wide lettering in price seal.6/6, 6/6 curved feathers. — 1910.5. Wide lettering in price seal.6/6, 6/6 curved feathers.

1910.5 Patents through 1910 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Curved 6/6 feathers above winding holes. Wide lettering between concentric circles on price seal. First back with index marks on the regulator. Ca. first half of 1912.. 1910.5 $2.50 Price Seal. Wide lettering in price seal. — 1910.5. Wide lettering in price seal.6/6, 6/6 curved feathers.

1911, 6/6, 6/6, $2.50 (1911.2) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Curved 6/6 feathers above winding holes. Wide lettering between concentric circles on price seal. Was made with both small (8.8 mm) and large (11.1 mm) alarm winding hole. No dots after patent dates. Small hole examples March - September 1912. Large hole examples January - June 1913.. 1911, 6/6, 6/6 (1911.2). Wide lettering in price seal. 6/6, 6/6 curved feathers. — 1911, 6/6, 6/6 (1911.2). Wide lettering in price seal. 6/6, 6/6 curved feathers.

1911, 13/11, 17/13, $2.50 (1911.1) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 13/11, 17/13 feathers above winding holes. Has a dot after each patent date. Example 3-22-12.. 1911, 13/11, 17/13, $2.50 (1911.1) — 1911, 13/11, 17/13, $2.50 (1911.1)

1911, 13/12, 10/10, $2.50 (1911.3 but has $2.50) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 13/12 and 10/10 feathers above winding holes. Made with both small and large alarm winding hole. Has a dot after each patent date. Large hole examples 12-2-12 and 1-11-13.. 1911, 13/12, 10/10, $2.50 (Like 1911.3 but has $2.50 Seal) — 1911, 13/12, 10/10, $2.50 (Like 1911.3 but has $2.50 Seal)

1911, 13/12, 10/10, (1911.3) (no $2.50) Patents through 1911 in list at top. No price $2.50 seal, but the example I have came from Canada. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 13/12 and 10/10 feathers above winding holes. Made with both small and large alarm winding hole. Has a dot after each patent date. Large hole example 11-27-12.. 1911, 13/12, 10/10, no $2.50 (1911.3) — 1911, 13/12, 10/10, no $2.50 (1911.3)

1911, 14/12, 13/11, $2.50 (1911.4) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 14/12 and 13/11 feathers above winding holes. Narrow letters in $2.50 seal. Has a dot after each patent date. Examples 3-27-13, 5-17-13, 6-9-13, 8-18-13.. 1911, 14/12, 13/11, $2.50 (1911.4) — 1911, 14/12, 13/11, $2.50 (1911.4)

1911, 14/12, 13/11, $2.50 (1911.4) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 14/12 and 13/11 feathers above winding holes. Narrow letters in $2.50 seal. Has a dot after each patent date. Examples 3-27-13, 5-17-13, 6-9-13, 8-18-13.. 1911, 14/12, 12/11, $2.50 — 1911, 14/12, 13/11, $2.50 (1911.4)

1911, 13/11, 10/8, $2.50 Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 13/11 and 10/8 feathers above winding holes. Narrow letters in $2.50 seal. Has a dot after each patent date. Example 3-30-12.. 1911, 13/11,10/8, $2.50 — 1911, 13/11,10/8, $2.50

1911, 13/11, 10/8, $2.50 Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. 13/11 and 10/8 feathers above winding holes. Narrow letters in $2.50 seal. Has a dot after each patent date. Example 3-30-12.. 1911, 13/11,10/8, $2.50 — 1911, 13/11,10/8, $2.50

1911, 10/10, 10/10, $2.50 (1911.6) Patents through 1911 in list at top. Price $2.50 seal at left. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Standard 10/10 feathers above winding holes. Round tail in "g" in the price seal. Has a dot after each patent date. Center bar on "W" doesn't connect. Examples 8-26-13, 11-8-13, 11-19-13,. 1911, 10/10, 10/10, $2.50 (1911.6). Center bar on "W" doesn't connect. — 1911, 10/10, 10/10, $2.50 (1911.6). Center bar on "W" doesn't connect.

1911, 10/10, 10/10 (1911.5) (no $2.50) Patents through 1911 in list at top. No price $2.50 seal, but the examples may have come from Canada. MADE BY WESTCLOX LA SALLE ILL, U.S.A behind rear leg. Standard 10/10 feathers above winding holes. Has a dot after each patent date. Center bar on "W" doesn't connect. Examples 6-23-13, 8-9-13, 10-16-13, 11-25-13.. 1911, 10/10, 10/10, no $2.50 (1911.5). Like 1911.6 but no $2.50. Center bar on "W" doesn't connect. — 1911, 10/10, 10/10, no $2.50 (1911.5). Like 1911.6 but no $2.50. Center bar on "W" doesn't connect.

1911, "Made in La Salle . . ." in circle (1911.7). Circle logo Made in La Salle Illinois, U.S.A. --By-- Westclox

Back Type 1911, "Made in La Salle . . ." in circle (1911.7):

Patents through 1911 in list at top. Round seal at left with Made in La Salle IIllinois U.S.A. by Westclox. Has a dot after each patent date. Ca. April to August 1914.

PATENTED
OCT. 28, 1902.
MAY 15, 1906.
JUNE 9, 1908.
NOV. 17, 1908.
DEC. 15, 1908.
MAY 24, 1910.
AUG. 29, 1911.
PATENTS P'D'G.
Made
in La Salle
Illinois,U.S.A.
-----by-----
Westclox

1914.1. Circle logo Made in La Salle Illinois, U.S.A. --By-- Westclox

Back Type 1914.1:

Patents through 1914 in list at top. Round seal at left with Made in La Salle IIllinois U.S.A. by Westclox. Ca. late 1914 to first quarter 1915.

PATENTED
OCT. 28, 1902
JUNE 9, 1908
NOV. 17, 1908
DEC. 15, 1908
MAY 24, 1910
AUG. 29, 1911
FEB. 10, 1914
PATENTS P'D'G
Made
in La Salle
Illinois U.S.A.
-----by-----
Westclox

1914.2. Circle logo Made by Westclox LaSalle Ill., U.S.A. Heavy feather stamping.

1914.2. Circle logo Made by Westclox LaSalle Ill., U.S.A. Light feather stamping.

Back Type 1914.2:

Patents through 1914 in list at top. Round seal at left with Made by Westclox La Salle Ill., U.S.A. Ca. May 1915 to late 1916.

PATENTED
OCT. 28, 1902
JUNE 9, 1908
NOV. 17, 1908
DEC. 15, 1908
MAY 24, 1910
AUG. 29, 1911
FEB. 10, 1914
PATENTS P'D'G
Made by
Westclox
LaSalle
Ill.,U.S.A.

1914.3 Patents through 1914 at top. Linear text block at lower left says MADE BY Westclox LA SALLE ILL. U.S.A. Ca. late 1916 to ca. December 1917.. 1914.3. MADE BY Westclox LA SALLE ILL. U.S.A. at lower left. — 1914.3. MADE BY Westclox LA SALLE ILL. U.S.A. at lower left.

1914.4 Patents through 1914 at top. No "Made By" text. Ca. late 1917.. 1914.4 — 1914.4

1914.5 Patents through 1914 at top in small lettering. Ca. first half of 1918 through the end of Style 1 production (July 1918).. 1914.5 — 1914.5

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