Dear Pat! In Ukraine there are several villages of the same name Pidkamin. One of them is in Rohatyn district of Ivano-Frankivsk region. It is located on the route Lviv - Ivano-Frankivsk.
Genealogical information about the family the best to look inthe metric books. Metric books Pidkamin (Rohatyn district) is only in Lviv archives, namely: Roman Catholic - birth, marriage and death for 1816-1868. Greek-Catholic - birth, marriage and death for 1835-1864. Copies of these books are probably in the LDS.
Other metric books are probably in the Rohatyn registry office. Assist you in learning these books, found more information? Write please e-mail: firstname.lastname@example.org