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by Collins, Henry Francis
by Collins, Henry
by Canada, Geological Survey of; Collins, William Henry
by Collins, Lynda; Henry, Philip; Logan, Bruce; et al.
by Collins, Eureka F.; George, Goldia H.; Henry, Flora H.; et al.
by Gray, Henry F. R. S.; Bannister, Lawrence H.; Berry, Martin M.; et al.
by Collins, Jackie; Collins, Jackie; Hirner, Lara; et al.