Front: MUSKEGON SENIOR HIGH SCHOOL, CENTRAL CAMPUS AND HACKLEY STADIUM, MUSKEGON, MICH. -2 Back: 11966N Muskegon public schools represent an invest- ment of $4,600,000.00. CO MADE IN U. S. A. BY E. C. KROPP CO., MILWAUKEE, WIS. (FJL) Aug 1, 1974