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Book – Chance Brothers Diaphone Manual

Book – Chance Brothers Diaphone Manual

Chance Diaphone Book

 

This is a PDF copy of the Chance Diaphone Manual, which explains all the workings of the Diaphone Foghorn, and lists the many versions of the foghorn, their ranges, working pressures, sizes, etc. Click the link above to read or download the book.

Published by

Retired (2001) British Columbia lighthouse keeper after 32 years on the lights.

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