@misc{indiciaeb9674752dd7d, title = {Mechanisms of hard tissue destruction; a symposium presented at the Philadelphia meeting of the American Association for the Advancement of Science, December 29 and 30, 1962 — Illustration, Page 172}, year = {1963}, url = {https://www.biodiversitylibrary.org/page/5854997}, note = {Source identifier: page-5854997} }