01310nam a2200265Ia 450000100060000000300050000600500170001100800410002801000150006904300120008405000190009608200100011510000260012524502110015126001060036230000310046841001190049950001260061850400280074465000590077270000440083170000420087574000440091774000830096120643BIBL20160527194031.0721116s1962    dcua     bs   00010 eng    a 72197910   an-us---0 aLB1028.3b.F56  a371.310aFinn, James D.2Local10aStudies in the growth of instructional technology, IbAudio-visual instrumentation for instruction in the public schools, 1930-1960; a basis for take-ffcJames D. Finn, Donald G. Perrin, and Lee E. Campion.0 a[WashingtonbFor sale by the Dept. of Audio-Visual Instruction, National Education Associationc1962]  aix, 108 p.billus.c28 cm.20a[National Education Association of the United States.bTechnological Development Project]tOccasional papervno. 6  a"A report prepared for the Technological Development Project of the National Education Association of the United States."  aBibliography: p. 73-78. 0aEducational technologyzUnited StatesxHistory.2Local10aPerrin, Donald G.ejoint author.2Local10aCampion, Lee E.ejoint author.2Local4 aThe growth of instructional technology.01aAudio-visual instrumentation for instruction in the public schools, 1930-1960.