Abacus
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Beautiful color. Shows how to use the open-end abacus. Discusses the history of the decimal number system and principles of its use, such as grouping in addition, regrouping in subtraction and comparison of number values. Great UNIVAC footage a
Complete catalog record
explains abacus and counting concept.
sheep herd
Arab counting stones in the sand
subtraction
CU shot of Abacus’s hand punches
CU adding machine
CU of odometer, electric meter, film footage counter.
film footage on reel with gloved hand
MCU kids discover use of Abacus with teacher looks on.
Beautiful color. Shows how to use the open-end abacus. Discusses the history of the decimal number system and principles of its use, such as grouping in addition, regrouping in subtraction and comparison of number values. Great UNIVAC footage a
sheep herd
Arab counting stones in the sand
subtraction
CU shot of Abacus’s hand punches
CU adding machine
CU of odometer, electric meter, film footage counter.
film footage on reel with gloved hand
MCU kids discover use of Abacus with teacher looks on.
Beautiful color. Shows how to use the open-end abacus. Discusses the history of the decimal number system and principles of its use, such as grouping in addition, regrouping in subtraction and comparison of number values. Great UNIVAC footage a
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- 16mm Filmography (legacy record) — title
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Original permalink · Record added 2024-09-07 22:19:18