Diagrams designed by Henry B. Baker, M.D., of Lansing, Michigan, to accompany vital statistics of Michigan, 1870, and statistics of Michigan, 1870: also so much of the text of the two volumes mentioned as particularly refers to the diagrams

Diagrams designed by Henry B. Baker, M.D., of Lansing, Michigan, to accompany vital statistics of Michigan, 1870, and statistics of Michigan, 1870: also so much of the text of the two volumes mentioned as particularly refers to the diagrams