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NAWCC Bulletin No. 312, February 1998
Some Older Swiss Standard Watches
80 - Longines Co.
80 - Brandt/Omega Co.
80 - Radial Arabic numbers
80 - Ball, Webb C.
80 - Agassiz, Swiss manufacturer
81 - Vancheron & Constantin
81 - “Ball’s Standard Adjusted” marking
81 - “Official RR Standard” marking
81 - “W.C. Potter Chicago” signature
82 - W.C. Potter, Chicago
82 - Keystone Howard dials
82 - “Precision” marking
82 - “Precision RR Watch” marking
82 - “Extra Precision” marking
82 - D. Gruen & Son
82 - Gallet/Eaton Interocean grade
82 - “Adjusted to 6 Positions” marking
82 - J.W. Forsinger
82 - Forsingers Railway Time Inspection Service
83 - Gruen grade No. 52
83 - Gruen grade No. 56
83 - Timothy Eaton Co., Toronto, Ontario
83 - Waltham model 1892
83 - “Interocean” grade name
83 - “Mfg. For The T. Eaton Co. Limited by Gallet & Co.” marking
83 - “Adjusted to 6 Positions, Safety Pinion”
83 - “London”; Eaton private label
84 - Illinois No. 118 case
84 - Illinois grade 161A
84 - Illinois grade 163A
84 - Hamilton grade 950
84 - Waltham-Signal watch
85 - Hamilton 950 Series Production

NAWCC Bulletin No. 313, April 1998
Dueber-Hampden 17-Jewel Watches
198 - John C. Dueber
198 - Dueber Watch Case Manufacturing Co.
198 - Hampden Watch Co.
198 - New York Watch Co., Springfield, Massachusetts
198 - Dueber-Hampden RR Standard Watch
199 - “Adjusted to Heat & Cold” marking
199 - John C. Dueber Special grade
200 - Montgomery Ward
200 - Becken, A.C.
201 - “J.G. Dillion & Co.” marking
203 - Big Four’s Time Service Inspection
203 - “Hamilton Nos. 938 and 939”
203 - “Waltham Vanguard”
203 - “Crescent Street Vanguard Model”
203 - “Illinois Watch Co. Bunn Special”
203 - “Hampden Special Railway”
203 - “Elgin Nos. 181, 149, and 150”
204 - Burlington Bull Dog watches
204 - North American Watch Co.
204 - WWII Standard watches
204 - Vanguard grade 1623 watches
205 - Elgin grade 518

NAWCC Bulletin No. 314, June 1998
Some Newer Swiss Standard Watches
339 - Buren Watch of Switzerland
339 - Servicio de Tiempo
339 - Zenith International SA
339 - Record Watch Co.
339 - Burlington Watch Co.
339 - Illinois Watch Co.
339 - “R.R. Model” marking
339 - HY Moser & Co. Made in Switzerland
339 - “Burlington Bull Dog” marking
340 - “Cashier - Case Made In Canada” marking
340 - Henry Moser & Co.
340 - Helvetia
340 - Elgin grade 658
340 - Buren “YXY” marking
340 - General Watch Co.
340 - Buren Elgin grade 847
340 - Marked “19 Nineteen Jewels 5 Adjustments YXY”
341 - Buren Elgin grade 846
341 - Zenith International SA
341 - Zenith Calibre 69, grade “Extra RR 56”
341 - Canadian Pacific Railway
341 - Ball Watch Co.
341 - Record Watch Co., Switzerland
341 - Record Watch Co. Calibre 435
341 - Record Watch Co. Calibre 435B
341 - Record Watch Co. Calibre 435C
342 - Hamilton grade 992
342 - Hamilton grade 950
342 - Ball 999B
343 - Zenith & Ball Swiss-made Standard Watches, table
343 - Gallet Eaton watches
344 - Ball dial
344 - Ball logo
344 - Santa Fe Watch Co. case
344 - Waltham model 1892 Vanguard
345 - Bunn Specials

NAWCC Bulletin No. 315, August 1998
Markings on Rockford’s 16-Size Watches
476 - Winnebago grade 400
476 - Winnebago grade 405
476 - “RG” marking
476 - Rockford grade 545
478 - “Pocahontas” marking
478 - Sears, Roebuck & Co. private label
478 - “Rockford Indicator” marking
478 - Breguet hairspring
479 - Rockford’s 16-size Railroad Grade Movement Specifications
480 - Ball Official Railroad Standard watch
480 - Waltham-made Ball ORRS
480 - Star Watch Case Co.
481 - Ball grade 435
481 - Ball grade 435B
481 - Ball grade 435C
481 - Hamilton No. 15 stainless steel case
481 - Ball case

NAWCC Bulletin No. 316, October 1998
Longines Standard Watches
619 - “Adjusted-Southern R.R. Watch” marking
619 - “Wittnauer Longines” marking
619 - A. Wittnauer Co., NY
619 - Delaware & Hudson Rail Road
619 - “Railroad Watch-F. Courvoisier, St. Louis” marking
620 - Express Monarch Watch
621 - Railway Special
621 - Railway Leader
621 - Railway Monarch
621 - Dueber-Hampden
621 - “Adjusted-Railroad Watch - F. Courvoisier, St Louis” marking
621 - “Safety Pinion – Adjusted - Railway Special - Brown & Grant, Saginaw, Mich.” marking
622 - Longines 18 Size Watches, table
622 - Longines 16 Size Watches, table
623 - Express Leader privately labeled “Jos. I. Schwartz - Moffat Special”
623 - “Eight (8) Adjustments” marking
623 - “Longines Express Monarch - Twenty Three (23) Jewels - Safety Pinion - Eight (8)
Adjustments - Longines W. Co. – Swiss” marking
625 - “Southern R.R. Watch” marking
625 - “Brown & Grant Saginaw, Mich.” marking
625 - “Longines Express Monarch” marking
625 - “Swiss” marking
625 - “L.B. Moore Denison” marking
626 - Hamilton 992B
626 - Zenith
626 - Ball
626 - Zenith & Ball Swiss-made Standard Watches, table

NAWCC Bulletin No. 317, December 1998
Standard Watches of the Seth Thomas Clock Company
772 - Seth Thomas
772 - Webb C. Ball
772 - H. S. Montgomery
772 - E.K. Crothers
772 - Atchison, Topeka & Santa Fe Railway
772 - Chicago and Alton Railway
772 - Seth Thomas model 5
772 - Seth Thomas No. 260
772 - Henry Molineux - Models 2 & 3
773 - Maiden Lane - Model 5
773 - “Railway” marking
773 - Seth Thomas grade no. 282
773 - Seth Thomas grade no. 382
773 - Ball Time Service
773 - Seth Thomas grade no. 248
773 – “Otto Fasoldt - Albany, N.Y.” marking
775 - Seth Thomas grade 82
775 - “Adjusted To Six Positions” marking
777 - High Grade Seth Thomas Movements, table
778 - “Hoffman & Robinson - Lyons, N.Y.” label
780 - “Adjusted Heat & Cold” marking
780 - Rockford grade 950
780 - Winnebago grade 405

 

 

 

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