How charts and drawings help us /
Hackler, David.
How charts and drawings help us / David Hackler. - Chicago : Benefic Press, c1965. - 96 pages : illustrations (part colored) colored maps, plans (part colored) ; 24 cm. - Supplementary social studies program. Basic concepts series .
65016481
Education--Graphic methods.
LB1027 / .H2
001
How charts and drawings help us / David Hackler. - Chicago : Benefic Press, c1965. - 96 pages : illustrations (part colored) colored maps, plans (part colored) ; 24 cm. - Supplementary social studies program. Basic concepts series .
65016481
Education--Graphic methods.
LB1027 / .H2
001