Oxford claims "Crack Shot" to refer to an expert marksman goes all the way back to 1841. https://www.oed.com/dictionary/crack-shot_n?tl=true https://www.oed.co

Oxford claims "Crack Shot" to refer to an expert marksman goes all the way back to 1841. https://www.oed.com/dictionary/crack-shot_n?tl=true https://www.oed.com/dictionary/crack-shot_n?tl=true