Image Rare Books History and development of anthracite industry History and development of the anthracite industry / R.D. Billinger. Harrisburg, Pa. ; Commonwealth of Pennsylvania Department of Internal Affairs, 1951. View Item
Image Rare Books Space-analysis : brief of twelve lectures on the George Leib Harrison Foundation, delivered in College Hall...1900... Macfarlane, Alexander. Space-analysis: brief of twelve lectures on the George Leib Harrison Foundation, delivered in College Hall. (1900). View Item
Image Rare Books Chronology of chemistry in the Lehigh Valley. Chronology of chemistry in the Lehigh Valley / R.D. Billinger, [typescript], 1969. 501 leaves ; 28 cm. View Item
Image Rare Books Publications by Robert D. Billinger..., 1967 Publications / by Robert D. Billinger [typescript], 1967. 6 leaves ; 28 cm. View Item
