816 resultados para Correlation IC(50) x LD(50)
em University of Michigan
Resumo:
[[Ensian caption: "With a record shattering 21.4 in the NCAA 50-yard freestyle, Captain Frank Legacki reached the pinnacle of his Michigan career."
Resumo:
Bags of mail being dropped by parachute from a C-47 transport plane. Caption; "Air Mail"
AA 157: Ann Arbor Engine 1520 ex 50 2-8-0 Alco (Brooks) 1920 22 1/2x28-51 BP210 TF 49612 class U C-2
