Sorry posted it on the wrong comment, i just repost this in case you don't get a notification.
Hi, if you haven't already found his file in Antwerp. Otherwise you may ignore this post.
Charles Samuel Martin °b 7 jul. 1875 Nashville.
His parents were: Nat? Martin, age 56 in 1899, birthlocation unknown,
and Rose, Lamb °b Nashville, age 45 in 1899. Both were living in Nashville.
Occupation: agent for American society A. Eickler (Music sitar) in Berlin, Rue de Pernice? 85). He had 2 addresses in Germany Cologne (Duranerstrasse 164) & Dusseldorf (Hohestrasse 38). He made 4000 à 5000 Franks per year.
He married on 24 May 1897 in Dover with Berthold Josephine.
He arrived 1 Aug. 1899 in Antwerp, Belgium. He carried as legal documents a passport delivered 15 Feb. 1899 by the American ambassade/consult in Berlin.
SOURCE: Felixarchief, city archive of Antwerp:
(look at the long blue bar)
1st select in the first column: 'FAMILIENAAM' (Surname)
2nd 'BEVAT' (contains) and
3rd type a piece of a surname + Enter
*Example 'HLIN' instead of McLaughlin so you get variants.