Parallel texts in German and English,with reproduction of original t.p.:Die Grundlagen der Arithmetik:eine logische mathematische Untersuchung über den Begriff der Zahl - Verlag von Wilhelm Koebner,1884.Various paging.
The foundations of arithmetic : a logico-mathematical enquiry into the concept of number by Gottlob Frege. Published by Blackwell in 1950. Publication and catalogue information, links to buy online and reader comments.