139 N.W.2d 437 MASON HANGER-SILAS MASON CO., INC., appellee, UNITED STATES OF AMERICA, intervenor-appellee, v. IOWA STATE TAX COMMISSION (members), appellants. No. 51807.Supreme Court of Iowa. January 11, 1966. TAXATION: Sales tax — discrimination between state and federal 1 government. Statute which exempts from sales or use taxes sales made to any tax certifying or […]
