Mexico, 1913 (31 Dec) registered cover from Nogales to Hermosillo, paying 20c Registered letter rate with 1c, 2c and 10c, used in combination with 2x1c Ejercito green, tied by cds, with violet Servicio Interior/Nogales and Certificato/Hermosillo pmks on back (Cat No. 322,323,327,347). Donated by Cherrystone Auctions. (Image1)

Suggested Bid CV. Est. $230

Mexico, 1913 (30 June) cover from Sonora to Nogales, paying 5c letter rate with pair of 1c and single 3c, tied by cds, v.f., with arrival pmk (Cat No. 322,325). Donated by Cherrystone Auctions. (Image1)

Suggested Bid CV. Est. $140

Mexico, 1913 (11 Aug) cover from Hermosillo to Magdalena, paying 5c letter rate with single 1c and two different types of 2c, faint toning, otherwise fine, with arrival pmk (Cat No. 322-324). Donated by Cherrystone Auctions. (Image1)

Suggested Bid CV. Est. $140

Mexico, 1914 Transitorio Issue, 5c green, imperforate horizontal strip of four canceled 14 July 1914 on unaddressed George Ward Linn (printer) cover, v.f. (Cat No. 357var). Donated by Cherrystone Auctions. (Image1)

Suggested Bid CV. Est. $140