VARIATIONS

1917:  Type 1 - Debossed, tall "ND" and date       1 -  9-999,

                                              11-000 - 11-999,

                                              20-000 - 49-808

       Type 2 - Debossed, short "ND" and date 10-000 - 10-999,

                                              12-000 - 19-999

(May)  Type 3 - Embossed, no hyphen 50766 -   62690      (11,925 P)

1920:  Type 1 - Wide "ND" and date     74 -     921         (848 P)

       Type 2 - Thin "ND" and date   1452 -    1933         (482 P)

       Type 3 - Medium "ND" and date 2334 -   90833

1934:  Type 1 - 2 top slots             1 - 148-524

       Type 2 - 4 inner holes     152-493 - 154-340       (1,848 P)

1935:  4-digits have no hyphen.

1939-47:  2-3-digits have hyphen prefix.

1943:  Type 1 - "ND 1943"         200-001 - 209-260       (9,260 P)

       Type 2 - "1943 ND"         209-676 -

       Type 1a                    210-516 - 212-238       (1,723 P)

                                                   (TOTAL 12,238 P)

1946:  Type 1 - "ND 1946"               1 -  59-426      (59,426 S)

       Type 2 - "1946 ND"          63-092 -  63-344         (253 S)

       Type 1a                     64-064 - 139-295      (75,232 S)

1947:  Type 1 - Steel                   1 - 121-664?

       Type 2 - Aluminum 121-628, 122-257 - 151-740      (29,485 S)

1948-52, 1953 Type 1:  See DIMENSIONS for legend variations.

1948:  Type 1 - Plain aluminum          1 - 154-441     (154,441 P)

       Type 2 - Waffle aluminum   156-672 - 161-618       (4,947 P)

       No tab holes.

1949:  (All Waffle aluminum)      200-001 - 236-191      (36,191 P)

1950:  Type 1 - Waffle aluminum     2-001 -  84-951      (82,951 P)

       Type 2 - Plain aluminum     86-202 -  93-924       (7,723 P)

       Type 1a                     95-249 - 184-617      (89,369 P)

       Type 3 - Steel             185-181 - 193-529       (8,349 P)

1953:  Type 1                           1 - 160-706     (160,706 S)

       Type 2                      161356 -

       Type 3                      162966 - 166618        (3,653 S)

       Type 2                      172005 - 179946        (7,942 S)

       Type 3                      182031 - 197616       (15,586 S)

1954:  Type 1 (4-digits no hyphen)      1 - 187-694     (187,694 S)

       Type 2                     190-359 - 200-945      (10,587 S)

1956:  Type 1 - 2 tab slots             1 -  72-757      (72,757 S)

       Type 2 - 1 left tab slot    75-382 -

       Type 1a                     82-351 -  99-218      (16,868 S)

       Type 2a                    104-311 - 127-620      (23,310 S)

       Type 1b                    130-768 - 207-831      (77,064 S)

Description of 1953 Types:

Type 1 - 1934-52 sizes, hyphen

Type 2 - 1954-55 size, no hyphen

Type 3 - As Type 2, but no tab holes

Description of 1954 Types:

Type 1 - Heavy steel, 1954 dies, tab slots high-low

Type 2 - Light steel, 1955 dies, tab slots low-high

1958:  -804 - -983 have hyphen prefix, 22 has no hyphen.

1962:  4-digit has hyphen, 230007, 271 780 have no hyphen.

       308-844 reported with no tab slot; 306-931, 311-483 have tab slot.