Set of antique stereoscopic cards and viewer

1904 hand-held card viewer by Underwood & Underwood, with a total of 98 stereoscopic cards (most by H. C. White Co), including 74 travel scenes from around the world, 24 day-in-the-life type scenes, and 25 religious scene cards. Each card measures approximately 3.5″ x 7″, all are in great condition.