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Movement Specs Production Population Registry 4 Value Parts Ad Archive 1 For Sale Save to My Collection Print Page
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Rockford Grade 68 (Model 8) Production Metrics

Grade:

68

Size:

18s

Model:

8

Total Runs:

15

Total Produced:

12,300

Production Era:

1887 - 1893

Earliest Serial:

#253,701

Latest Serial:

#431,000

Rockford Grade 68 (Model 8) Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1887,1888,1889,1890,1891,1892,1893]
[2150,2150,3000,1500,1000,1500,1000]

Rockford Grade 68 (All Models) Production Metrics

Grade:

68

Size:

18s

Model:

8

Total Runs:

15

Total Produced:

12,300

Production Era:

1887 - 1893

Earliest Serial:

#253,701

Latest Serial:

#431,000

Rockford Grade 68 Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1887,1888,1889,1890,1891,1892,1893]
[2150,2150,3000,1500,1000,1500,1000]

Rockford Grade 68 Production Runs

Run Sequence Run Start Run End Quantity Est. Production Year Profile Code
1 253,701 254,000 300 1887 18S-M8-11J-HGL-U
2 256,001 257,000 1,000 1887 18S-M8-11J-HGL-U
3 260,001 261,000 1,000 1887 18S-M8-11J-HGL-U
4 265,001 266,000 1,000 1887 18S-M8-11J-HGL-U
5 268,001 269,000 1,000 1887 18S-M8-11J-HGL-U
6 331,001 332,000 1,000 1889 18S-M8-11J-HGL-U
7 336,001 337,000 1,000 1889 18S-M8-11J-HGL-U
8 345,001 346,000 1,000 1889 18S-M8-11J-HGL-U
9 357,001 358,500 1,500 1890 18S-M8-11J-HGL-U
10 374,001 374,500 500 1891 18S-M8-11J-HGL-U
11 387,501 388,000 500 1891 18S-M8-11J-HGL-U
12 401,501 402,000 500 1892 18S-M8-11J-HGL-U
13 407,001 407,500 500 1892 18S-M8-11J-HGL-U
14 410,501 411,000 500 1892 18S-M8-11J-HGL-U
15 430,001 431,000 1,000 1893 18S-M8-11J-HGL-U
RUNS

15

 FIRST

253,701

 LAST

431,000

 ESTIMATED PRODUCTION

12,300

 PRODUCTION ERA

1887 - 1893