01154cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035002000092040001900112042001200131050002200143100003200165245010400197260005600301300003300357490004800390500017000438501014200608650003700750700002500787830005900812999001700871e  42000200 DLC20260227111231.0900626s1942    dcu           000 0 eng    ae  42000200   a(OCoLC)21921631  aDLCcMiEMdDLC  apremarc00aL111b.A73 no. 621 aJessen, Carl Arthus,d1887-10aPre-aviation-cadet training in high schools ...cFederal security agency. U.S. Office of Education.  a[Washington, D.C.,bU.S. Govt. print. off.,c1942].  a2 p. 1., 17 p., 1 1.c23 cm.1 aU. S. Office of education. Leaflet,vno. 62  a"Prepared by Carl A. Jessen, senior specialist in secondary education, and David Segel, consultant in tests and measurements, in the U.S. Office of education."--p.1.  aWith: Know your school library / Nora E. Beust. Washington : U.S. Govt. Print. Off., 1940. Bound together subsequent to publication.5DLC 0aAeronauticsxStudy and teaching.1 aSegel, David,d1894- 0aLeaflet (United States. Office of Education) ;vno. 62  c21873d21873