Steam gauge for measuring steam pressure on experimental steam ship. Round steel or tin base w/ dial painted white w/ black details. Wide base w/ nail holes. 1998.4155A is instrument, 1998.4155B is long metal shaft that tapers at the bottom.
Date:
1851-1870
Maker:
Ashcroft, E. H. (Maker)
Material:
steel (alloy), tin (metal)
GUSN:
21215
Accession Number:
1998.4155AB