13 JULY 1906: MANILA to WASHINGTON, D.C., Bureau of Supply single  weight official mail,  properly franked with 2c Washington, stamped with large red O.B.

1 AUGUST 1906: SANTA CRUZ, LAGUNA to MANILA Municipality of Santa Cruz official mail, 1-1/2 ounces weight triple rated, postage properly paid with red O.B. on 3c Jackson. MANILA / AUG 2 arrival on verso.

Frame 7 / Page 114

P-105

P-106

P-107

P-108

P-109

P-110

P-111

P-112

P113

P-114

P-115

< Large Type I O.B.

Type III Large O.B. >