23: “antideluvians and their environment” changed to “antedeluvians and their environment”
“inhospital and uninhabited” changed to “inhospitable and uninhabited”
“glacitation of polar worlds” changed to “glaciation of polar worlds”
“constantly dimishing” changed to “constantly diminishing”
“upon the race his environment” changed to “upon the race; his environment”
24: “natures eternal order” changed to “nature’s eternal order”