VARIATIONS
1917: 21508 has large "1" too far left; 21456, 21550 normal.
1918: Type 1 - Porcelain 100 - 24190
Type 2 - Fiberboard 20018 - 24835 (4,818 P)
(Non-Resident 30705 - 31603) (899 P)
(#19540 highest listed in directory as of 5/18/1918)
1919: Type 1 - Flat-top "1" of date 100 - 25186
Type 2 - Notched "1" of date 27070 - 27567 (498 P)
1920: Type 1 - Notched "1" of date 100 - 3199,
3994 - 9946,
24524 - ,
32560 - 34710
Type 2 - Flat-top "1" of date 3768 - ,
10542 - 23975,
25109 - 29121
1921: Various back colors.
1922: Type 1 - Green back 100 - 38584 (38,485 P)
Type 2 - Black back 39863 - 46055 (6,193 P)
Type 3 - Brown back 47752 - 48465 (714 P)
1924: Type 1 - Light green back, long
dash, wide spacing 100 - 64-294(64,195 P)
Type 2 - Black back, square
hyphen, near spacing 65-454 - 69-698 (4,245 P)
Type 3 - As Type 2,
but wide spacing 70-918 - 71-730 (813 P)
1926: Type 1 - Serif "1" 100 - 812 (713 P)
Type 2 - Non-serif "1" 1-212 - 88-737(87,526 P)
(85-797 has 2 top slots,
80-357, 83-434, 84-197, 85-914, 87-520, 88-737 have 3 top slots)
1927: Type 1 - Date restamped from 1925 100 - 2-929 (2,830 P)
(From turned-in replacement blanks?)
Type 2 - Date not restamped 3-420 - 95-051(91,632 P)
1930: 6-digits have non-bottom-serif first "1" (and second "1" if over 110-000).
(Verify 101-000 series and 1xx-1xx format.)
1933: White/Green 102-956, Green/White 102-443, 103-153.
1935: Type 1 - No bottom slots 100 - 27-513(27,414 P)
Type 2 - Bottom slots 27-932 - 93-370(65,439 P)
1937-53: 1-3-digits have no bolt holes, only bolt slots.
1937-48 4-digits: Thin hyphen 1937, 1938/39, 1941/42,
Square hyphen on 1-000 - 1-999 1939/40, 1940/41,
Thin hyphen on 2-000 - 9-999 1939/40, 1940/41,
no hyphen 1942/43, 1944-48.
1937-48 6-digits: Thin hyphen 1937, 1939/40 - 42/43,
no hyphen 1944-48.
1942/43: Singles issued starting between 86-680 and 105-794.
1944: Type 1 - Vertical tab slot 1 - 85-806
Type 2 - No tab slot 86-725 - 88-798 (2,074 S)
1949-75 Letter "I": No serifs 1949-60, small serifs 1961-63,
large serifs 1964-75.
1951: Type 1 - Rounded 1931-50 dies
Type 2 - Squared 1953 dies
1952: Type 1 - Rounded 1931-50 dies (Reserved 1 - 9999 and
F/A 1 - F/G 415)
Type 2 - Squared 1953 dies (County series only)
1953: Stamped singly. Were late issues stamped in pairs?
1957: Type 1 - 4 holes, 2 slots as 1956
Type 2 - 8 holes, no slots as 1958-65
1963: Type 1 - No painted border
Type 2 - Painted border
1966: Type 1 - 8 holes
Type 2 - 4 holes
1967: Type 1 - 8 holes
Type 2 - 4 holes (including Reserved 1 - 9999)
1970: HD771, HT580 have regular large "70" date,
HO419 has smaller "70" date.
1973-74: Type 1 - Large date, white back
Type 2 - Small date, white back (1973)
Type 3 - Undated, unknown back (1974), #DD 764 (DD 320, DG 645 dated)
Type 1g - Large date, green back (1974)
Type 2g - Small date, green back (1974)
1975-80: Type 1 - Square 1956-74 dies
Type 2 - Round 1978-87 dies (8-1-76, "MAR 77")
1979-88: "10-84" 966555 - 966969 (415 P) have Mass. sticker box,
952614, 982203 have no box
"12 86" 73111E has "86" hologram, 45184E has no hologram
1987-2000 HOLOGRAM VARIATIONS
85 or 86* 6136 - 998617 (*consecutive pairs seen
87 AAB-868 - AEJ-752 with different dates)
89 AFV-202 - ALI-091
90 AMH-721 - ARN-452
91 ASP-703 - AZT-606
92 BBA-374 - BKN-160
93 BLE-919 - BRG-349
94 BRU-059 - BXX-768
95 CBL-239 - CHA-705
96 CHA-775 - CPL-338
97 CRA-430 - DCZ-352, DEA-004, DEN-319 - DER-435
98 DDS-603 - , DEE-004 - DEL-977, DES-796
