Holdert & Co. - biographical data

Name: Holdert & Co.
Name: Holdert, H. J. C.
Name: Holdert, Hendrik Marinus Johannes
Name: Holdert, Antonius Hendrikus
Name: Holdert, Louis Engelbert
Name: Holdert, Allard Henri Jozef
Name: Gast, Johannes ter
address: Amsterdam
Period: 1881-1970?