A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
New system of screw threads. Recites objections to systems in use, and proposes a new system giving an increase of strength of 17 per cent. over the Sellers thread. By John L. Gill, Jr., Phila.
New system of screw threads. Recites objections to systems in use, and proposes a new system giving an increase of strength of 17 per cent. over the Sellers thread. By John L. Gill, Jr., Phila.
New system of screw threads
Jour Frank Inst
Gill, John L. (author)
1888
Article (Journal)
English
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