Flash #106 CGC 6.0
1st appearance of Gorilla Grodd and the Pied Piper!
Flash #110 CBCS 3.5
1st appearance and origin of Kid Flash, Wally West and the Weather Wizard!
Flash #114 F+ (6.5)
Kid Flash story, Flash vs Captain Cold cover and story
Flash #123 CGC 6.5
1st Silver Age appearance of the GA Flash, 1st mention of Earth 2, 1st Silver Age Shade.
Flash #124 F/VF (7.0)
The Flash vs Captain Boomerang! Early Elongated Man. Dust shadow right edge
Flash #129 VF- (7.5)
2nd Silver Age appearance of the GA Flash, the Trickster and Captain Cold appearances.