Volume 18, Issue 17
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Features
Lofoden Norwegian Cod Liver Oil
Sweets, and Their Manufacture
Across Mt. Cenis--Fell's Mountain Railway
Royal Institution
Clarke's Patent File for Papers. Music, Etc.
Recent American and Foreign Patents
Manufacturing Mining, and Railroad Items
Extension Notices
Answers to Correspondents
Roup's Improvement in Lamp Tops
Screw Threads and Bolts--a Uniform System
Aluminum Bronze
The Hanging and Care of Shafting
Obituary--George Bartlett, Esq
The Wheel Question
Patents and Claims
Issued by the United States Patent Office