The Philadelphia Bookstore Company was a wholesale and retail bookseller incorporated in 1902 in New Jeresey. The store was located on the 1000 block of Race Street in Philadelphia, Pennsylvania.

The president and founder was Seymour Eaton (1859-1916) an author, publisher, librarian, educator, entrepreneur and retailer. Eaton estalished the Booklovers' Library in 1900 to acquire, print, publish, and circulate newspapers and magazines. It was a subscription library with branch libraries established in major cities across the country. In 1902, Eaton eastblished the Tabor Inn Library targeted at a broader audience. Eaton continued to eastablish a variety of enterprises.

Other officers for the Philadelphia Bookstore Company were: Eaton's younger brother, R. Thornton Eaton (1868-1944), vice president, who was general manager of Sheldon Business School; John E. Bryant (1849-1909) secretary, was founder and former manager of Bryant Press of Toronto, was connected with Booklovers' Library, was also editor of several publications; he was principal of Pickering College and later Galt Collegiate Intitute; and George H. B. Martin (1868-1940) treasuer, was vice president of the Corporation Guarentee & Trust Co.

In 1904, a number of Eaton's business ventures were consolidated under the Tabard Inn Corporation. The Philadelphia Bookstore Company was reincorproated as a subsidary of the conglomerate.

In 1905, Seymour Eaton was sued by a number of publishing companies for services rendered but not paid, and he went bankrupt, five of the businesses, one of which was the Philadelphia Bookstore Company went into receivership. The receivership was considered friendly by all parties. The Philadelphia Bookstore Company was out of operation by 1908.