Air Canada 1,8,9,16,18

Air Canada 1,8,9,16,18

Air Canada 1,8,9,16,18

Canada

 

 

Horizontal tab and coversheet

 

 

1,8: (PS 2051 up/star down)

  • paper 
  • flat base with coversheet
  • horizontal tab
  • zigzag cut
  • manufacturer on coversheet: 

                                    PS 2051 up/star down

          1: star upside-down

 

 

9,16,18: (star up/PS 2051 low)

  • paper 
  • flat base with coversheet
  • horizontal tab
  • zigzag cut
  • manufacturer on coversheet: 

                                    star up/PS 2051 down

             9: PS 2051    4 mm high

       

           18: PS 2051    5 mm high

                

           16: PS 2051    6 mm high & number 1 is different

     

 

 

Air Canada 1 back
Air Canada 8 back
Air Canada 9 back
Comparison 9 (4mm high) & 18 (5mm high)
Comparison 9,18 to 16 (number 1 is other letter type)