Collection Contents

Reel 1, "The Set Of Quotients" Print 16-8, 250 ft., 16mm film

Reel 2, "The Missing Factor Problem" Print 16-10, 250 ft., 16mm film

Reel 3, "How Much is Blue," 100 ft., 16mm film

Reel 4, "Roots of Geometry" Print No. 2, 650 ft., 16mm film

Reel 5, PRT-20 4089, 900 ft., 16mm film

Reel 6, PRT-19 4595, 900 ft., 16mm film

Reel 7, PRT-18, 800 ft., 16mm film

Reel 8, PRT-28 4032, 1000 ft., 16mm film

Reel 9, Print #27 4138, 1000 ft., 16mm film

Reel 10, "The Integers," PRT-21 4644, 1000 ft., 16mm film

Reel 11, "Properties of Operations on Whole Numbers Educational Research Council Of America" 4032 Print #26, 800 ft., 16mm film

Reel 12, "Multi and Division" Print #25 4595, 700 ft., 16mm film

Reel 13, "The Whole Number" Print #21 4624, 700 ft., 16mm film

Reel 14, "Operations on Integers" PRT#24 4089 , 900 ft., 16mm film

Reel 15, PRT-4 4038 , 1000 ft., 16mm film

Reel 16, PRT-19 4138, 900 ft., 16mm film

Reel 17, PRT#20 4624, 700 ft., 16mm film

Reel 18, PRT#23 4830, 900 ft., 16mm film

Reel 19, PRT#19 3896, 800 ft., 16mm film

Reel 20, PRT#20 4644, 800 ft., 16mm film

Reel 21, PRT#25 4830, 700 ft., 16mm film

Reel 22, PRT-14 3903, 700 ft., 16mm film

Reel 23, PRT-15 3896, 800 ft., 16mm film

Reel 24, PRT-19 4038, 700 ft., 16mm film

Reel 25, "Rational Numbers" PRT-21 3850, 700 ft., 16mm film

Reel 26, "The Algorisms of Multiplication and Division" PRT-24 4269, 800 ft., 16mm film

Reel 27, "Numeration Systems" PRT-21 3857, 800 ft., 16mm film

Reel 28, "Properties of Operations Combined" PRT-26 4514, 800 ft., 16mm film

Reel 29, "Sets and Numbers" "Educational Research Council Of America" PRT-24 4706, 900 ft., 16mm film

Reel 30, "The Need for Modern Mathematics" SRA #1, 700 ft., 16mm film

Reel 31, #2, 900 ft., 16mm film

Reel 32, "#3 Addition of Whole Numbers, Lesson #2" SRA series, 600 ft., 16mm film

Reel 33, "#3 Addition of Whole Numbers", SRA 950 ft., 16mm film

Reel 34, "Multiplications and Divisions" Print #27, 1000 ft., 16mm film

Reel 35, 900 ft., 16mm film

Reel 36, 1000 ft., 16mm film

Reel 37, PRT-20 3857, 900 ft., 16mm film

Reel 38, PRT-20 3850, 900 ft., 16mm film

Reel 39, PRT-20 3903, 1100 ft., 16mm film

Reel 40, #4, 900 ft., 16mm film

Reel 41, ERC film #1, Print #7, 900 ft., 16mm film