Details
a) 134578 -- 1873
IMPROVEMENT IN APPARATUS FOR PHYSICAL CULTURE
George B. Windship, Boston, MA
wood and brass
8½ x 9in. D/F.1;
b) 214094 -- 1879
IMPROVEMENT IN GRAIN DRILL GAGES
Philander W. Briggs and Hiram G. Briggs, Howell, M
wood and metal, signed
4¼in. wide A.2 (2)
IMPROVEMENT IN APPARATUS FOR PHYSICAL CULTURE
George B. Windship, Boston, MA
wood and brass
8½ x 9in. D/F.1;
b) 214094 -- 1879
IMPROVEMENT IN GRAIN DRILL GAGES
Philander W. Briggs and Hiram G. Briggs, Howell, M
wood and metal, signed
4¼in. wide A.2 (2)