https://www.surplusgizmos.com/74s00-7400-TTLQuad-2-Input-NAND-_p_1593.html
74s00 (7400), TTL,Quad 2- Input NAND -74S00
74s00 (7400), TTL,Quad 2- Input NAND -7400 Series PN=74s00DM Quad 2-Input NAND 2- DIP (Dual-In-Line Package) 14 pins
ttlquadinputnand