Category: How To ...
Think: A Book for To-day
Published September 24, 1918 Second Printing--October 1, 1918 Third Printing--June 15, 1919 Fourth Printing--June 1, 1920 Fifth Printing--April 3, 1922 Sixth Printing--February 27, 1925 Seventh Printing--October 25, 1926 Eighth Printing--October 5, 1927