The gent in the back row, looks like he is chug-a-lugging a beer is Ronnie Brooks.(ID from Bill Lockert 10-24-2004)
I am fairly certain that in picture #1 the guy on the floor is Sid Davidson. (ID from Dave Herr 10-27-2004)
Back row, L -> R.
Bob (Bobby) Denton - South Carolina, Pete Kapernick - Decatur, Ill (me), Frank "Sack" Mastrioanni -
Stubenville, OH, Dave "Ben" Herr - Reading, PA (now Long Island), Joe Wilson, Karl Stoffel - Wenachee, WA,
(don't know beer drinker), (don't know), Ray Cooley, Frank Decker - Mattoon, Il, Phil Preston - Portsmouth, OH,
Jim "Duff" Dutton - eastern PA.
Front row, L -> R.
(don't know), Fred Plaspfohl, (in back - don't know), in back - Bill Reed, Bridgeport, CT,
(in front - Sid Davidson - died in car wreck in Sonoma, CA), (in front of Reed - don't know), (don't know),
Pasquale "Pat" Natale - San Francisco, CA.
(ID's from Pete Kapernick 10-30-2004)
Front row, 2nd person in from the right, looks like Joel (Rusty) Martin. (ID from Joe Glockner 11-05-2004)
Okay, I can ID John Maguire who was from Acton, MA. There is the guy sitting on the floor with a girl right behind him. John is right behind the girl. (it looks like his chin is resting on her head) (ID from Tom Pecue 9-17-2010)
The guy to the left of Plasphol, sort of peeking around the booth, I believe is Jack Bryan. Later was Chief Instructor at CTT advanced school in Pensacola circa 1969. (ID from Dale Maas 8-28-2014)