General rules and regulations governing aeronautics
By: adopted by the Dept. of internal affairs and approved by the State aeronautics commission. Adopted and approved June 6, 1928, effective July 1, 1928, under acts of Assembly of April 13, 1927, P.L. 207 and April 26, 1927, P.L. 389
Published: 1928
Place of publication: Harrisburg, Pa
Language: eng
Number of pages: 76