Explanation of Mr. Langridge's new-invented messenger and life buoy ; with Lieutt. John Murray's certificate and letter from Rear Admiral Sir Edmund Nagle, on its application and advantages
Langridge, W Balcombe.
Murray, John.
Nagle, Edmund,Sir.
[London] J. Smeeton, printer, ...
[1806?]
The Explanation is dated October 2d, 1805 ; copy of a certificate from Lieutenant John Murray is dated November 30, 1805 ; copy of a letter from Rear Admiral Sir Edmund Nagle is dated 4th December, 1805
Docket title
Caption title reads: Marine machine for preserving the crews of stranded vessels
Printer named in colophon
Langridge, W Balcombe.
Life rafts.
Life-saving apparatus.