Here's a very interesting graphic which gives a good idea of early baseball. The photo on the right shows what a typical baseball player of the era wore as a uniform. The gentleman and his team are unknown, but it definitely is circa 1870's-80's.
HI TOM...IT SEEMS STRANGE THAT THEY SOLD SPORTING GOODS AT A STATIONARY STORE. I CAN SEE THAT THE HATS WERE AMONG THE FIRST TO CHANGE. THE LARGE PEAK WERE HELPFUL IN THE SUN. IT ALSO INDICATES HOW LITTLE SPORTING GOODS WERE DURING THAT TIME. BEST REGARDS