Fitter Family Contests
51 objects illustrate this topic:

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"Medium family" winner, Fitter Families Contest, Kansas State Free Fair (1927): family examination summary (#189)
"Mendel's Theatre" showing inheritance of hair color, demonstrated by Leon Fradley Whitney (#10)
"Methodist Hospital, Most Beautiful Baby, Brooklyn, 1941" by Arthur Felig (Weegee) (#1562)
"Proposed intineraries" of state fairs (#709)
Results from Waco Fitter Families contest (#765)
"School Principal and Family Take Fair Top Honors," Savannah Press (#199)
"Small family" winner, Fitter Families Contest, Eastern States Exposition, Springfield, MA (1925) (#24)
"Small family" winner, Fitter Families Contest, Eastern States Exposition, Springfield, MA (1925): family examination summary (#169)
"Wanted: Better Babies: How Shall We Get Them?" by Ellsworth Huntington, Eugene Robison, Ray Erwin Baber, and Maurice R. Davie, People (April 1931), multiple pages (#1591)
"Yea I Have a Goodly Heritage" awarded to Fitter Family Contest winners (#1564)
“Yea, I have a goodly heritage,” Fitter Families Contest medal given to families scoring B+ or better (#31)