.

B

Block - covers small portion of vignette

BCA

Offset printed (Block, Cut-Away)  88-29,42

B/P

Block taggant on phosphor paper  90-23 Bklt

HBr

Horizontal bar through stamp centers  73-07

O

Overall

O/B

Overall, large block covering stamps and perforations

 

  WWII series; 91-43; 92-29; 93-16; 94-16,20,34; 95-35; 96-01,20,34;

 

  97-12,14,15,18,19,22,23,24,25

OBE

Overall, large block covering pane, stamps margin edges untagged; stamps have 9 positions

 

  95-18; 96-17,18,19,24; 97-17,20,31

O/R

Overall, random [spattered effect]

PBI

Phosphor band over vignette  87-29

PCP

Phosphor-coated paper

 

  91-01,02,05,10,11,12,13,14,15,16,17,19,23,26,27,30,32,33,49,51;

 

  92-02,04,05,06,22,24,25,26,27,28,33,34,35,36,37,40,41;

 

  93-05,09,11,24,28,29  ....

PCP*

Variations w/...

 

  92-21 w/phosphor-blocking lacquer in margins

 

  92-31 w/block tagging included in printing sequence

 

  92-43 w/block tagging over printing on phosphor-coated paper and under intaglio printing

P/I

Phosphored taggant added to ink  88-29 (background); 90-05 (sky and sand)

PLC

Phosphor taggant contained in a lacquer coating  92-40;93-30,94-33;95-05,47;96-37

PP

Phosphored treated paper (later just called phosphored paper)

 

  87-16; 88-13,20,25; 89-03,16;

 

  91-10,11,17,23,26,31,34,35,37,39,47; 92-07,09,11,20,30,32,35(Green);

 

  93-06,07,08,10,12,18,19,21,22,25,26,27,30,33,34,35 ....

PP*

Variations ...

 

  93-23 ... and taggant added to tan offset ink

 

  93-31 ... and B/V tagging applied over Little Women and Rebecca stamps

U

Untagged

 

  Precancel [service inscribed]

 

    88-31,34,36,39,40,43,46,47,55,57; 89-13; 91-46,53; 92-23,38,42; 93-13,15; 94-36;

 

    95-03,04,06,07; 96-12,17,23; 97-02,09;

 

  Low value

 

    91-03,24; 94-13,37; 95-08,12,13; 96-03,06,13;

 

  Expedite Mail

 

    88-25,26; 91-29,42;

Vbr

Vertical bar through stamp centers  72-12