The Chisholm Bros. was a publishing company that produced railway, travel and tourists guides, and souvier albums which depicted routes of travel. This item is a hard cover souvenir with eighteen views of sights in Mauch Chunk, the "Switzerland of America." Images are on 12 unpaginated folded panels.

The Pennsylvania Railroad (PRR) was chartered in 1846 to complete an all-railroad network across the state. Between 1855 and 1874, the PRR underwent rapid expansion and emerged as one of the two largest railroad systems in the region east of the Mississippi and north of the Ohio. In 1910, the PRR entered Manhattan through tunnels under the Hudson and East Rivers. This is a viewbook or souvenir album containing views related to the Pennsylvania Railroad in New York, New Jersey, and Pennsylvania, including stations, bridges, and tracks.