We found some names from volunteers from Holland that went to Spain and were involved in the disaster of the Ciudad de Barcelona in 1937

Adrianus Josephus Marie Kater, 7 oktober 1906 Heemskerk Holland

Theo Herman Gerritsen3 september 1914 Haarlem, Holland,  

Willem Brasser,  14 mei 1914, Beverwijk, Holland,

The brothers Hendricus Smit18 februari 1899, Amsterdam, Holland, and Jan Frederik Smit, 20 september 1894, Amsterdam, Holland, 

survived Ciudad de Barcelona, 

Theunis Feenstra died