Liberia, 1916 Provisional Surcharge Issues on Cover. Selection of 17 covers with an interesting range on combination frankings; including complete set on registered cover to Switzerland, 5¢ on 12¢ including registered usage from Harper and a scarce single franking on censor cover, 10¢ on 24¢ issue registered usages including official combination, inverted surcharge usage, etc.; condition varies, F.-V.F. overall. Scott No. 157-159  Estimate $500 - 750. $0 (Image)