The seaman's daily assistant : being a short, easy, and plain method of keeping a journal at sea; in which are contained rules, shewing how the allowances for leeway, variation, heave of the sea, set of currents, &c. are to be made, and to correct the dead-reckoning by an observation, in all cases: and also all the tables that are any ways necessary for the seaman's use in keeping a journal. /

Bibliographic Details
Main Author: Haselden, Thomas, -1740
Other Authors: Adams, John, 1757-1807
Format: Book
Language:English
Published: London : Printed for Mount and Page, on Tower-Hill, M, DCC, LXXXIV. [1784]
Subjects: