Early D&D Play Reports

Using grodog's list of Greyhawk Sources, and then doing some google searches, one can find the text of play reports for early D&D...

Swords and Sorcery (pub 1974 May)
PDF: http://www.mediafire.com/?bor4es71bnhbej1
Source: "Swords and Sorcery - In Wargaming" from Wargamer's Digest (Volume 1, Number 7)
Note: PDF found via the internet archive cache of the Axe & Hammer blog. (See the Free Downloads section on the right-hand side of the page.)

The Giant's Bag (pub 1975 April)

Text: http://greyhawkgrognard.blogspot.com/2011/06/giants-bag.html

Source: Great Plains Game Players Newsletter #7

The Magician's Ring (pub 1975 June)

Text: http://greyhawkgrognard.blogspot.com/2010/08/magicians-ring.html

Source: "Dungeons & Dragons - The Magician's Ring" from Wargamer's Digest (Volume 2, Number 8)

The Expedition Into the Black Reservoir (pub 1975 September)
Text Part 1: http://www.greyhawkonline.com/grodog/gh_castle_black_reservoir1.html
Text Part 2: http://www.greyhawkonline.com/grodog/gh_castle_black_reservoir2.html
Source: "The Expedition Into the Black Reservoir; a Dungeon Adventure at Greyhawk Castle" (El Conquistador, September 1975)