...He wasdoubled with laughter—or was it hewho was laughing? He was suddenlybuoyantly carefree... 
Various 「Astounding Stories of Super-Science February 1930」
...It was happy, joyous, carefree...
Various 「Astounding Stories, April, 1931」
...He knew them aschildren of the wilds, carefree and happy brutes of the jungle...
Various 「Astounding Stories, June, 1931」
...And,curiously, it was plain that the Irish pilot had lost all tenseness fromhis voice; he was happy and as carefree as if he had found the answerto all his perplexing questions...
Charles Willard Diffin 「The Finding of Haldgren」
...And still there persisted that abnormal coolness that made him almostlight-headed, almost carefree...
Charles Willard Diffin 「Brood of the Dark Moon」
...This was the only heaven; beyond—that far-flung immensity ofplanetary orbs—was hell! He, Hilary Grendon, the carefree, smilingskeptic of old, was a Fundamentalist now...
Nat Schachner 「Slaves of Mercury」
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