b"_____ _CONVENTION CALENDAR , - March 20-21,f 1973- NBS/NRCA, 3rd National Con erence on Roofing Technology, Seminars:NBS, Gaithersburg, - 11111. Md., Headquarters:Sheraton-Park Hotel,Washington,D.C.Contact: Fred Good, National Roofing Contractors Assn., 1515 N. Harlem, Oak Park, Volume 63, No. 3, March 1973Illinois 60302. March23-24,1973- Built-UpRoofs Seminar,UniversityofWisconsin,. Extension,Dept.ofEngineering, Contact:RaymondMatulionis,432 LakeSt.,Madison, Wisconsin53706. INTHISISSUE .Phone:(608) 282-2061. March26-27,1973- Construction SafetySeminar,UniversityofWisconsinExtension,Dept.ofEngineerNRCAPredictsGreaterGovernmenting,432N.LakeStreet,Madison, Controls in 1973 . 5Wisconsin 53706. Background of Specification Systems 6April18-19,1973- RoofandFloor DeckingDesign,UniversityofWisMasterSpec,ArchitecturalBombshellconsin Extension, 432 No. Lake Stret, Dropped at ConventionMadison, Wisconsin 53706. 7 Guidelines for Foam Roofing Systems 9 June 3-6, 1973- Construction EmployUrethane Cuts Energy Consumption . 10ersConference,Statler-HiltonHotel, ThinLayerofUrethaneWashington, D.C., Contact Fred Good, Installed on Spring Mill Roof . 10Exec.Dir.,NRCA,1515N.Harlem, Winged Roof Flies Under a Cover of Foam.0Oak Park, Ill. 60302. 1ChrisFiedlerAwardedZonolitePrizeJune28-July1,1973- Carolina's for Deck Job 12Roofing and SheetMetalContractors OSHAConstitutionalityFightGoeson,Assn.,June Convention and Meeting, Needs Funds 14OceanForestHotel,MyrtleBeach, SouthCarolina.ContactPOB10862, Hot Bitumen Temperature Control Raleigh,N.C. 27605. 16 New Products . 18ONTHE COVERWho said Past-Presidents fade away? Certainlynotthosewhobelongto PublishedMonthlybySHELTERNRCA.Theyjustkeeprighton STAFFPUBLICATIONS,Inc.,withexecu contributing to the industry and their EDITORtiveandeditorialofficesat221association. Pictured below and on this J.C.GudasW.lake,OakPark,Illinois60302.month'scover,aresomeofNRCA's (312)386-4984Past Presidents and their wives at the EDITORIALASSISTANTSecondclc15spostagepaidatrecent San Diego Convention. RoseVollmanOokPork,Ill.ondatodditionol PRODUCTIONMANAGERmoilingoffices.Tom Daly, President - 1938, who celePRICES:Singlecopies,$1.00.Sub brates his birthdays by attending the RitaMoconiscriptionrates,Toqualifiedsub- Midwest Conventions, has attended 40 scribers,oneyear,$5.00;threeconsecutivemeetings.Thatissomeyears,$10.00;fiveyears,$1 S.00. - thingofarecord.Isthereanother contractor who can say the same? [ M A R C H197 3,A B C 3"