From the Google/LIFE photo archive

[Roger]

Second Texas Take-Out[/align] A sign advertising where Texas quack goat-gland specialist Dr. John R. Brinkley's perscriptions are filled. 1939
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[glass man]

Never heard of DR. BRINKLEY till now! WOW! JUST NOW LOOKED HIM UP AND HE WAS CRAZY! HIS GOAT GLAND OPERATION SURE SOUNDS PAINFUL !{IF SOMEONE DON'T KNOW WHAT I AM TALKING ABOUT THINK VIAGRA!] VERY INTERESTING! LOVE THE OLD JOKE: Q. WHAT'S THE FASTEST THING ON FOUR LEGS? A. A GOAT PASSING DR. BRINKLEY'S HOSPITAL! WISH I COULD READ ALL THE MEDICINES IN THE WINDOW! WONDER IF THERE ARE ANY EMBOSSED BOTTLES WITH HIS NAME ON IT?