Author
Matica slovenská
6
Slovak Revolutionary Army
3
Canadian Slovak League
2
Getting, Milan
2
Matúš-Černák-Institut
2
Permanent Conference of Slovak Democratic Exiles
2
Slovak Institute (Cleveland, Ohio)
2
Slovak Study Center
2
Telocvičnej Slovenskej Jednoty Sokol
2
Czech and Slovak American Genealogy Society of Illinois
1
UÌstav MatuÌsÌa CÌernaÌka
1
Ústav Matúša Černáka
1