You're welcome.
What a sad beginning in new country for your grandparents.
Maybe you can sent a letter to the LIPA in Snina and Humenne and inquire if by some chance they were relocated from Smolnik when man made water reservoir Starina was build.
http://www.zoznam.sk/hladaj.fcgi?co=telzoznam&s=lipa&... Lipa, Andre Snobink, Slovakia 11 1910 1921
Lipa, Anna Snobink, Slovakia 15 1906 1921
Lipa, Marie Snobink, Slovakia 39 1882 1921
Lipa, Michal Snobink, Slovakia 10 1911 1921