Roman numerals /
Adler David A
Roman numerals / by David A. Adler ; illustrated by Byron Barton. - New York, N.Y. : HarperCollins, 1977. - 33 p. : col. ill. ; 21 x 23 cm. - A young math book. .
Explains the Roman numeral system, which, though very old, is still in use today.
0690013027
Roman Numerals
Roman Numerals--Juvenile literature
QA141.3
Roman numerals / by David A. Adler ; illustrated by Byron Barton. - New York, N.Y. : HarperCollins, 1977. - 33 p. : col. ill. ; 21 x 23 cm. - A young math book. .
Explains the Roman numeral system, which, though very old, is still in use today.
0690013027
Roman Numerals
Roman Numerals--Juvenile literature
QA141.3