Transcriber’s Note:
Spelling, hyphenation and punctuation have been retained as appears in
the original publication except as follows:
Page viii
of the miscroscope _changed to_
of the microscope
Page 79
in power and auhority warlike classes _changed to_
in power and authority warlike classes
Page 98
no discrimination at last between _changed to_
no discrimination at least between
Page 107
or how rapidy the knowledge _changed to_
or how rapidly the knowledge
Page 165
as defeat for the selecter _changed to_
as defeat for the selector
Page 200
mistakes and negligencies _changed to_
mistakes and negligences