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Title: Description of Allan Pollock's patent scale beam. ...All orders for balances for banks, or for hydrostatic weighing, weights and other apparatus, carefully attended to.... Also, a great variety of philosophical instruments, made by Allan Pollock, No. 1, Carver-Street, Boston.
Identifier(s): text:1780; APSimg6506; Goodman Number: 307; 973 C683 No. 300
Description: Description of Allan Pollock's patent scale beam. Includes an illustration of the beam.
Creator: Pollock, Allan
Source: Broadsides Collection (973 C683);
Subject: Broadsides ; Broadside Class: Science; Broadside Division: Scientific Instruments; Broadside Subdivision: ; Scales; Weights & measures
Date: n.d.