The Elementary School Inventory Book, Arranged by George D. Strayer and N.L. Engelhardt.George D. b. Strayer1921EN
Russische Miscellen zur genauern Kenntniss Russlands und seiner Bewohner, herausgegeben von Georg Engelhardt ...Yegor Antonovich Engelhardt1832DE
Russische miscellen zur genauern kenntniss Russlands und seiner bewohner / hrsg. von Georg Engelhardt.Engelhardt, Georg, of St. Petersburg.1829DE
George Paul Engelhardt (1871-1942)T. · Smithsonian Institution Biodiversity Heritage Library1942PDF236 KB
The Strayer-Engelhardt-Morphet School Building Utilization Formsby George D. Strayer; N. L. Engelhardt; Edgar L. MorphetMorphet · Phi Delta Kappan1928PDF420 KB
Standards for Elementary School Buildingsby George D. Strayer; N. L. EngelhardtHull · The Elementary School Journal1934PDF342 KB
General Report of School Buildings and Grounds of Delawareby George D. Strayer; N. L. Engelhardt; F. W. HartThe Elementary School Journal1920PDF168 KB
Survey Data Book for Public School Janitorial-Engineering Serviceby N. L. Engelhardt; Charles E. Reeves; George F. WomrathJunior-Senior High School Clearing House1934PDF297 KB
General Report of School Buildings and Grounds of Delaware . George D. Strayer , N. L. Engelhardt , F. W. HartThe Elementary School Journal1920PDF112 KB
Report of the Survey of the Public School System of Atlanta, Georgiaby George D. Strayer; N. L. Engelhardt; E. S. EvendenFinegan · The Journal of Educational Research1923PDF356 KB