Hollo , was professor at the University of Helsinki from 1930 to 1954 .
Juho August Hollo ( 17 January 1885 , Laihia -- 22 January 1967 , Helsinki ) , also known as J.A.
Juho August Hollo , was Juho August Hollo at the University of Helsinki from 1930 to 1954 .
Juho August Hollo ( 17 January 1885 , Laihia -- 22 January 1967 , Helsinki ) , also known as J.A.