I think a $50/year storage fee to be paid at the time of the return of his weapon would be appropriate.
Of course, you tack on late fees and interest and the amount goes up significantly (I should work for the IRS, except I was born with a conscience).
“The Savage 99 Pocket Reference”. All models and variations of 1895’s, 1899’s and 99’s covered. Also dates, checkering, engraving.. Find at www.savagelevers.com
