1893 5c Columbian Postal Envelope
Registered to Tennessee

AUGUST 26: MANILA to TENNESSEE
5c Columbian postal envelope uprated with 3c and 5c overprints for proper
13c Single Outbound Civilian Rate. Backstamps San Francisco and Nashville, TN. 

The 6th Columbian envelope I have seen used in the Philippines. 
Stuck with "Mil. Sta. No. 1 Philippine Isls. / REGISTERED" double circle  dispatch
in purple (faded?), used in Manila from July 1, 1899 to November 23, 1901. 
The form of the large "R" is also uncommon. Although toned it is still a SHOW PIECE!!!!!! 

SHOW PIECE!

Six 5c Columbian envelope I have recorded used in the Philippines.
Two in this section and one in the Military Mail section.