Title How to make an adding machine that even adds Roman numerals / by Lee Goeller ; illustrated by Kiyo Komoda.

Publication Info.	New York : Harcourt Brace Jovanovich, [1979]
	©1979

Copies

Location	Call No.	Status
Bristol, Main Library - Children's Department	J681.14 G	Check Shelf

Edition	First edition.
Description	64 pages : illustrations ; 20 x 24 cm
Summary	Instructions for making a "machine" of egg cartons and marbles and for using it to add and subtract numbers of various bases and also Roman numerals.
Subject	Calculators -- Juvenile literature.
	Calculators -- Problems, exercises, etc.
Added Author	Komoda, Kiyoaki.
ISBN	0152368345

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