NAWCC Bulletin No. 306, February 1997
Elgin’s Grade 270
107 - Veritas marking
107 - Elgin grade 207
108 - Elgin grade 72
108 - Hamilton 992
108 - Waltham Crescent Street
108 - Illinois Sangamo
108 - Atchison, Topeka and Santa Fe Railway Co.
109 - Breguet hairspring
NAWCC Bulletin No. 307, April 1997
Early Hamilton Cases
229 - Hamilton grade 990
229 - Hamilton Watch Co.
229 - Hamilton bar-over-crown version
229 - Hamilton grade 994
230 - Hamilton grade 952
230 - Hamilton grade 954
230 - Hamilton grade 992
230 - Hamilton grade 950
230 - “Hamilton Watch Co. Lancaster, Pa.” marking
230 - Hamilton Quality marking
230 - Warranted to Wear Permanently marking
230 - Guaranteed 25 Years marking
231 - Hamilton crossbar model case
NAWCC Bulletin No. 308, June 1997
Marking of Rockford’s 18-size Watches
347 - Rockford Watch Co., Rockford, IL
347 - Rockford 900 series
347 - Rockford 800 series
347 - “R6” marking
348 - Oskamp, Nolting & Co.
348 - Lapp & Flershem catalog
348 - Rockford grade 910
348 - Rockford grade 918
348 - Winnebago marking
349 - Ferguson dial
349 - Winnebago cuts
349 - Sears, Roebuck & Co. catalog
349 - Plymouth Watch Co., King Edward grade movement
349 - King Edward marking
350 - “Waltham’s Six Position Watches”
350 - Waltham’s First Six Position RR Watches, table
350 - Crescent Street S/N List, table
NAWCC Bulletin No. 309, August 1997
Hamilton 950 Series
483 - Montgomery Safety Numerical Dial
483 - Hamilton “Mainliner”
483 - Elinvar hairspring
483 - Hamilton “S” prefix
484 - Montgomery dial
484 - Arabic dial
484 - “Hamilton Special”
484 - Hamilton grade 950E
484 - Hamilton 950 Series Production, table
485 - Hamilton grade 950B
485 - “Baton” or “Stick” hands
485 - “Hamilton Railway Special 23 Jewels”
486 - “Swiss Ball Watches”
486 - Record/Ball 435-B
486 - Kif Duofix settings
486 - Record/Ball 435-C
486 - Swiss Ball Commercial Standard dial
486 - Waltham/Ball 21-jewel movement
486 - Balco case
486 - “Canadian Ball Watch Co. LTD-Winnipeg”
486 - “Ball Model” marking
486 - Waltham/Ball model movement
NAWCC Bulletin No. 310, October 1997
Buren & Its Mexican Railroad Watches
592 - Servicio de Tiempo
592 - Buren Watch of Switzerland
592 - Hamilton 971
592 - H. Steele y Cia
592 - Buren watch with name of Haste
592 - Harry Steele
592 - Haste de Luxe, Buren Swiss
593 - Buren Railroad Watches for Mexican Time Service, table
593 - Elgin grade 847
593 - Elgin grade 846
594 - DuraPower “dp” symbol
594 - Buren calibre 690
594 - Breguet hairspring
594 - “Elgin 846, 21 Twenty one Jewels, 5 Adjustments, YXY, 590”
594 - YXY importers mark
594 - Buren movement marked Elgin 847
594 - Buren Watch Hamilton
596 - Elgin grade 270
596 - Elgin marked Veritas
NAWCC Bulletin No. 311, December 1997
Standard Watches During World War II
740 - Hamilton grade 992B
740 - Hamilton marked “U.S. Govt.”
741 - Hamilton marked “U.S. Army”
742 - “Ordinance Department U.S.A.” marking
742 - “Watch-R.R. Grade Mfr’s Part No. 992B Hamilton Watch Co.” marking
742 - Hamilton grade 950B
742 - Hamilton “2B” prefix
742 - Hamilton “S” prefix
743 - Illinois Watch Co. takeover
744 - Illinois Bunn Special
744 - Ball obtained some Official RR Standard watches from Hamilton
744 - B.W. Raymond, grade 478, w/ star dial
744 - Hamilton 4992B
745 - Elgin grade 590
745 - Elgin grade 478
745 - Railroad Watches Produced at Elgin During WWII, table
746 - Waltham Vanguard
746 - Marked “8 adjustments”
746 - “Adjusted 6 Positions” marking
746 - “Waltham Premier Vanguard 23 Jewels”
747 - Waltham "Premier" marking
748 - War Production Board
748 - Ball 999B
749 - Elgin grade 270
749 - Elgin grade 360
749 - Elgin marked “Veritas”
750 - Waltham marked “Signal”