6. (Naut.) The commander of a merchant vessel; -- usually called captain.
Also, a commissioned officer in the navy ranking next above ensign and below lieutenant; formerly, an officer on a man-of-war who had immediate charge, under the commander, of sailing the vessel.http://www.google.com/search?num=100&hl=en&lr=&i...
Master Mariner ______________________________________________________________________
The filmed volumes of Lloyds Captains' Registers found in large archives ... http://www.rootsweb.com/~irlkid/mariner.txt
RECORDS OF THE REGISTRAR GENERAL OF SHIPPING & SEAMEN
Before 1845 Masters and other Officers were not separately registered. Use
the Indexes and Registers of Seamen and Seamen's Tickets.
1845 -1854 Masters and Mates of all craft; Alphabetical Register of
1845 - 1850 Men passing voluntary examinations for Masters; Certificates of
Competency & Service, Miscellaneous; BT143
1845 - 1921 Series of six RGSS registers, comprising several volumes.
(BT122-128) Each register differs in the masters whose details are included,
depending on the category of certificate and the period covered. Indexed
from 1845-1894; Index to Registers of Certificates of Competency and
Service, Masters and Mates, Home & Foreign Trade; BT127
1880 - 1921 Fishing Officers - two registers each in several volumes
(BT129-130) indexed 1880-1917; BT138
1910 - 1930 Index To Certificates of Competency, Masters, Mates, Engineers
and Fishing Officers, Home and Foreign Trade; BT352
1913 - 1935 Registers of Examinations for Certificates of Masters, Mates and
Engineers, Returns of Passings and Failures; BT318
1917 - 1968 Registers of Masters and Mates Certificates, Passings and
more on http://www.rootsweb.com/~irlkid/mariner.txt
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The career pattern was to go to sea age 14 as an apprentice
ie after confirmation.