Vol. 5. Edited by Alexander Roberts, James Donaldson, and A. Cleveland Coxe. (Buffalo, NY: Christian Literature Publishing Co., 1886.) Revised and edited
ch 34: para 1. At page 411 of ANF1, that is, Roberts A, Donaldson J and Coxe AC (1885) Ante-Nicene Fathers, Vol 1. [c 185 AD.] Polycarp replied to Marcion
Vol. 7. Edited by Alexander Roberts, James Donaldson, and A. Cleveland Coxe (Buffalo, NY: Christian Literature Publishing Co., 1886), pp. 329–330 Wikipedia
Vol. 4. Edited by Alexander Roberts, James Donaldson, and A. Cleveland Coxe. (Buffalo, NY: Christian Literature Publishing Co., 1885.) Revised and edited