Nicaragua Line/In Advance/Of The Mail. Black oval handstamp on cover to Mormon Island, California, sent from the East without postage and brought to San Francisco by the Nicaragua Steamship Company, franked with 1851 3¢ dull red tied by "Wells Fargo & Co. / San Francisco" blue oval handstamp (Leutzinger type 1-12) for delivery to Mormon Island, hint of edge wear & small edge stain, top backflap partly missing (affecting "Battery Hotel" cameo design that suggests a New York City origin), F.-V.F. and an exceptional via Nicaragua incoming usage that shows compliance with postal regulations by Wells Fargo after noncompliance by the Nicaragua Steamship Company, ex-Pearce. Estimate  $750 - 1,000. $0 (Image)