I seem to be on a winning streak at the moment. This is only the third coin of its type with control marks aleph and nun, dated 102 (158-157 B.C. I tried really hard to track down the other two coins of the same era date but could not locate them in BNF or ANS.
An 102 (158/7), ’, N
1840 D49-R59, New York, ANS 1992 54 530 Lindgren. 4,29 g, 15,1 mm, 12 h.
1841 D50-R60, Paris, BNF, retirée des incertaines. 3,92 g, 16,1 mm, 12 h.
1841b D?-R?, Stockholm, Martin Rowe collection, 3.10 g, 15,49 mm, 1 h.