Photography Indoors, Bausch & Lomb Optical Co. (Rochester, NY), dated 1912, ~4½" x 7", 44pp
The first half of this booklet describes various approaches, including floor plans, to obtain professional-looking photographs of babies and toddlers. The second half of the booklet is a catalog of lenses and shutters. The catalog starts on page 29, and it is dated on that page.