This is probably the easiest way to get into cards, as revealed in the College of William and Mary's Colonial Echo yearbook, 1916.  See How to Hoodoo Hack a Yearbook.

From the Medical College of Virginia's X-Ray yearbook, 1918.  See How to Hoodoo Hack a Yearbook.

From The Cauldron yearbook of Fort Wayne High and Manual Training School, 1904.  See How to Hoodoo Hack a Yearbook.

Here is revealed where authors find themselves when their works go out of print (OOP), from Washington and Lee University's Calyx yearbook, 1898.  See How to Hoodoo Hack a Yearbook.

From the Medical College of Virginia's X-Ray yearbook, 1918.  See How to Hoodoo Hack a Yearbook.

Here's the musical notation for "ouch," from Emmerich Manual High School's Booster yearbook, 1919.  (For some unbelievably weird yearbook imagery, see our How to Hoodoo Hack a Yearbook.)

Here's some "mysterious stuff" from Phillips Academy's Pot Pourri yearbook, 1919.  See How to Hoodoo Hack a Yearbook.

Here's the physics of baseball and the origin of "seeing stars," from Washington and Lee University's Calyx yearbook, 1907.  See How to Hoodoo Hack a Yearbook.

From the University of Maryland's Terra Mariae yearbook, 1908.  See How to Hoodoo Hack a Yearbook.

Here's a precursor from Ninifaye's "If life gives you lemons, pack them up in your suitcase and make a nice cake when home."  From the University of Maryland's Terra Mariae yearbook, 1908.  (For some unbelievably weird yearbook imagery, see our How to Hoodoo Hack a Yearbook.)

Here's a precursor to web searches, from Elizabethtown College's Etonian yearbook, 1922.  (For some unbelievably weird yearbook imagery, see our How to Hoodoo Hack a Yearbook.)

Here's the secert to making money with cards, revealed in the College of William and Mary's Colonial Echo yearbook, 1916.  See How to Hoodoo Hack a Yearbook.

Here is revealed the only proper way for a gentleman to gaze upon a lady's bosomed physique.  From the Fort Wayne High and Manual Training School's Cauldron yearbook, 1904.  See How to Hoodoo Hack a Yearbook.