Watch out for the Cats! Mystery Cache

To access the cache you must go to the following locations (specifically placed in order for a round trip) and answer by observation and research the Clue's along the way. Be watchful for some creative and colorful cats along the way, they seem to be in every alley!
It is intended as a walking tour and is very easy for young walkers,with great sidewalks for strollers, and dog friendly. 

Clue 1 - N 34° 40.920 W 082° 57.425 
Observe the first letter in the last name of the person this museum honors. 

Clue 2 - N 34° 40.990 W 082° 57.434
Observe how many brick chimneys this historic building/museum has.

Clue 3 - N 34° 41.098 W 082° 57.222
At this park in the alley, you will find the name of the town painted by a artist who's first and last name begins with this letter.

Clue 4 - N 34° 41.156 W 082° 57.130
At this important location you will observe six lamp posts. Note how many styles/varieties of lamp posts are represented here.

Clue 5 - N 34° 40.928 W 082° 57.031
This is not the oldest branch, of this library system. Research the oldest location at this location or on line of course! Add the total number of letters of the towns name.
OR
This is one of X many branches in the Oconee County System. Take the X and multiply by 2 for the final answer. Research at this location on line of course.

The final location is at N 34° 40.949 W 082° 57.182 and is also a historic building, Please put your answers into the combination lock and claim your prize!