Résumé

Partner, Martens and [Alfred I.] Coffey, Architects, San Francisco, CA, c. 1907. In 1896, Martens and Coffey had their office at 819 Market Street, Room #20. (See Crocker-Langley San Francisco, California, City Directory, 1896, p. 1029.)

Relocation

Martens dwelled at 128 Julian Avenue in 1893. (See Langley's San Francisco Directory, 1895, p.

In 1895-1896, Martens resided at 1120 Turk Street in San Francisco, CA. (See Langley's San Francisco Directory, 1895, p. 982 and Crocker-Langley San Francisco, California, City Directory, 1896, p. 1029.)

Two years before his death in 1914, Martens became a naturalized American citizen.

Children

His children included: Ferdinand C. Martens (born 05/10/1897 in Cologne, Germany).

In 1918, Ferdinand Martens worked as a merchant seaman for the Pacific Steamship Company.