On page 110, a quotation mark was added before "Heberden, Dr."

On page 112, "It it" was replaced with "It is".

On page 115, "wil" was replaced with "will".

on page 188, "with slip about" was replaced with "will slip about".

On page 209, a quotation mark was added before "Could not a permanent".

On page 213, a period was placed after "etc".

On page 216, a period was placed after "considerable importance".

On page 225, a period was placed after "88".

On page 228, a period was placed after "220".

On page 229, a period was placed after "54".