Timeline for all types of items produced by
Scientific Machine Corp. [Brooklyn, NY, USA]

Year	Items
1930	1
1934	2
1935	4
1936	5
1939	1
1940	2
1941	2
1944	2
1948	1
1953	1
1954	1

22 items with a valid date were considered for this timeline (75.86% of the total)
7 items with an invalid date.

Help us in our quest to find exact dates for:

193?: 6 items.
195?: 1 item.