Lester Perschbacher has been testing dairy cows for 61 1/2 years. In fact, the 84-year-old knows the exact day he started: Oct. 9, 1956. Colleen Harrison/Albert Lea Tribune

Dairy cows

Published 11:37 am Friday, June 22, 2018

Lester Perschbacher has been testing dairy cows for more than 61 years. In fact, the 84-year-old knows the exact day he started — Oct. 9, 1956. (Colleen Harrison | Albert Lea Tribune)