There are 5 Croman SH-3H aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 1961 and 1966.
N628CK
1966 Croman Corp SH-3H
White City, OR
N613CK
1965 Croman Corp SH-3H
White City, OR
N612CK
1962 Croman Corp SH-3H
White City, OR
N635CK
1962 Croman Corp SH-3H
White City, OR
N611CK
1961 Croman Corp SH-3H
White City, OR