in graphite, below plate mark, lower left: II, lower right: John Taylor Arms 1942; in graphite at lower right corner of sheet: 369 [in another hand]; wp [in artist's hand]; in black ball point pen: S [in circle and in another hand]; in graphite, upper right corner of sheet: 379 [in another hand]
- William Dolan Fletcher. John Taylor Arms, A Man for All Time. New Haven: Eastern Press, 1982. p 232, No. 369, ii/ii.