Top Margin Plate Block of 6 With "F" Prefix to Denote
Produced Using Chromed Plate

Plate Intials "C.A.H."  for CHARLES A. HALL,
Plate Siderographer 
Two printings made. The first printing using a different plate number with "F" prefix as shown and the second printing using the same 22620plate number of the 1925 Lambert 
Sales Co special order.

Right Pane Arrow Line Block of 10, Positions 21 to 30

1934 ILOILO to MANILA, 2c Single Rated commercial cover endorsed
SPECIAL DELIVERY, required fee paid with 20c Imperf issue.

EXTREMELY SCARCE ISSUE ON COMMERCIAL COVER