00821nam a22002412  4500001001300000003000500013005001700018008004100035040001800076086002000094099002000114245010400134260003000238300003800268500007000306500003400376500004400410650002900454650001800483710004100501949001800542999001900560hsl001005068DGPO20170826152537.0170103s1972    dcu          f000 0 eng d  aGPOcGPOdMvI0 aHE 20.3020:ST 8  aHE 20.3020:ST 800aKeep your teeth for life, pull strings :bwe call it flossing, ask your dentist he'll tell you how.  a[Washington, D.C.,c1972]  a1 color poster ;c15.5 x 11.5 in.  aDocument for sale by the Superintendent of Documents, paper, 15c.  a(Division of Dental Health.).  aCRDP Program Historic Shelflist record. 0aTeethxCare and hygiene. 0aDental floss.2 aNational Institutes of Health (U.S.)  aBEVbFed Docs  c263893d263893