Valentinian I, Constantinople RIC photos: V-IX.7 (Sis 7), Vn XIV.4 (Ant 36), G-XIV.6 (Ant 49), Vn-XV.13 (Con), Vn-XV15 (Her).
Pierce, NC 1948, gives hoard numbers for this type and for GLORIA ROMANORVM. "These four hoards contain over 8,000 coins of our twin types to 37 of the preceding RESTITVTOR REIP." p. 70. And, that was in 1948, long before the flood of coins out of the Balkans beginning in 1990 in which this type is very common.
Cayon V-103-106 (7 photos, 3 Sis, Ar, 3 Rome including 2 with officina numbers spelled out). Vn-116-117 (6 photos, 3 Sis, 2 Rome, 1 Aq). G-72 (3 photos, Rome, Ar, Th). V2-70 (0).
Hunter V-79.44 (Sis), Vn-80.22 (Ar), Vn-80.27-31 (Rome), Vn-80.36 (Aq), Vn-80.45 (Th), Vn80.46 (Th), Vn-81.66 (Ant), Vn-81.70 (Ale), G-82.23 (Ar), G-82.28 (Rome), G-82.45 (Sis), V2 --.