Edward James Sovatkin. Interim ed. 1948.
Suction, pressure and anasthesia apparatus: illustrated catalogue and supplement. (Stainless steel and chrome plated surgical instruments)
R602769. Suction, pressure and anasthesia apparatus: illustrated catalogue and supplement. By Edward James Sovatkin. Interim ed. 1948. (Stainless steel and chrome plated surgical instruments) © 1Apr48; AA82769. J. Sklar Manufacturing Company (PWH); 14Apr75; R602769.
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