Clapp gara n'ihu ya ọtụtụ postgraduate ọmụmụ na Louis Agassiz si Anderson School of Natural History on Penikese Island, Buzzard Bay, MA na 1874. Ọ nakweere Agassiz si kwuo okwu "Mụọ ọdịdị, ọ bụghị akwụkwọ!" na etinyere ya na ya onwe ya na-akụzi. Ọ ẹkenam ya mụtara ihe ọmụma site na ihe ọmụmụ ọmụmụ na Mount Holyoke, supplanted site ụdị si Alumni ná mba ọzọ.
New Hampshire