Hi All, After going through all of the data that was found in
Bob Pierce's old files from the 1950s, the publisher of Pierce Piano
Atlas found the listing below.  From all of the data I've collected,
this listing appears quite accurate.  It matches almost perfectly
with the plate numbers and patents that were issued.

Lauter (Newark)

Year  Ser. No.
1895   9000
1900  14300
1901  15500
1902  16700
1903  17900
1904  19300
1905  20700
1906  22300
1907  23900
1908  25400
1909  26800
1910  28100
1911  29300
1912  30400
1913  31400
1914  32400
1915  33400
1916  34400
1917  35400
1918  36400
1919  37600
1920  39000
1921  40600
1922  42400
1923  44400
1924  46600
1925  49000
1926  51400
1927  53400
1928  55200
1929  56600

If you've collected any data that disagrees with these numbers,
please let me know.  The publisher is still working on the next
edition, so there's still time for needed corrections.

Musically,
John A Tuttle
Player-Care.com
Brick, New Jersey, USA