Someone's log book was blown against the back wire fence behind the benches.
It's a dinky 5" x 3", spiral-bound notepad with a navy blue plastic cover sheet.
Scotch-taped to the the inside front cover is a printed dope and wind sheet for "308 Win 175 gr SMK".
The first page reads in handwritten, ball-point, black ink:
Does this log book belong to anyone here?NF NP-R1
Accurate at 15x
At 8.1 becomes MiL
Mil/MOA conversion
1 MiL = 3.43 MOA
or est. 3.5 MOA