Most likely a Guss family member, this young baby boy is identified on the mount verso as being 9 months old, along with the description Baby Bottle.
Loren E. Guss: 1874-1964
Amateur photographer Loren Guss was active at the end of the 19th and beginning of the 20th Century in Spring City, PA, a northern suburb of Philadelphia. A printer by trade according to his death certificate, by 1898, he was the Secretary of the family business organized on June 15, 1891: the Spring City Steam Paper and Box Manufacturing Company.