00851cam a22002771 4500 4325 4325 7957810 OSt 20191104123505.0 720307s1961 ilua 000 0 eng 60012671 GB61-13612 (OCoLC)256619 DLC OWoC OCoLC Uk DLC engund premarc RF294 .P65 617.8075 POR P Portmann, Michel. Clinical audiometry, by Michel Portmann and Claudine Portmann. With a pref. by Georges Portmann. Translated by Bruce Proctor and Sheila Wevers. Springfield, Ill., Thomas [1961] 349 p. illus. 24 cm. Audiometry. Portmann, Claudine, joint author. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc STS 0 0 ddc 0 0 89/1 AIISH AIISH 2019-11-04 0 617.8075 POR P 1143 2019-11-04 00:00:00 2019-11-04 STS