Naval parallel rule, c. 1885, by John Bliss & Co.,

Made:
1882-1887 in United States
maker:
John Bliss and Company
patentee:
Lt.-Cdr. Charles Dwight Sigsbee

Naval parallel rule, c. 1885, by John Bliss & Co., patented (No.224,962) in the USA by Charles D. Sigsbee in 1880

Details

Category:
Mathematics
Object Number:
1992-11
type:
rules (drawing)
credit:
Tesseract