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PRACTICAL AND INTERESTING PAPERS,
THE PHILOSOPHICAL TRANSACTIONS AND
SCIENTIFIC JOURNALS OF ALL NATIONS.
I MONTHLY INTELLIGENCE
THE USEFUL ARTS,
NOTICES OF ALL PATENTS GRANTED FOR INVENTIONS.
VOLUME XV.-SECOND SERIES.
AND SOLD BY W. H. WYATT, AT THE
Specifications of Patents.
Mr. Fairles's for a Windlass; Windlass Bitts, and metallic
Hawse-hole Chamber, whereby Manual Labour is saved,
Mr. Seward's for a new or improved Hook for bearing up the
Heads of Horses in drawing Carriages, -
Mr. Clegg's for a rotative Engine, the Piston of which makes a
complete Revolution at a Distance from the revolving Axis, ;
Observations on Mr. Clegg's Patent for a rotative Engine, the
Piston of which makes a complete Revolution at a Distance
29. 77. 140
Description of a Swivel-headed Churn Staff, to facilitate the