00765cam a22002171  4500001001300000003000400013005001700017008004100034010001700075035002000092040004600112042001200158050001400170245014200184260005400326300001800380490008600398500001700484504002500501650002100526e  11001373 DLC20260227111156.0920702q19001992nyu      b    000 0 eng c  ae  11001373   a(OCoLC)26121020  aLibrary, U.S. Bur. of EducationcCStdDLC  apremarc00aHQ56b.I600aInstruction in the physiology and hygiene of sex for teachers,cby a member of the American Society of Sanitary and Moral Prophylaxis ...  a[New York,bPrinted by the Grafton Press,c19--?]  a24 p.c17 cm.0 a[American Society of Sanitary and Moral Prophylaxis] Educational pamphlet.vno. 2  aCover-title.  a"References": p. 24. 0aSex instruction.