Smithsonian Report. 1930. — Richarz 



CT^^gg^g^^ 



Plate 2 



^S^t^HitKiif 



^v H tamA r^mf" 



M^nMED Glacial Clay from Upper part of Section at Espanola. Ontario 



Actual length 18 inches, laid dowu in 17 years. (Ibid., PI. I, e.) 



Survey of Canada.) 



(Reproduced by. courtesy of CSeological 



