18 1/2 x 25mm            18 x 24 1/2mm               18-19x23-25mm              19 1/2 x 15mm
Would appreciate more detailed images of these, to help identify them.
This is as for now maybe not so much of a catalogue as a display,
and as such it owes all to courtesy: Ioan Catana

Text at left: Stampila de Libera / Trecere a Corespondenti

Stamp 1A.  No lines for sender at left  Title 47mm Circle= 18mm
140x89mm   Coat of arms: 17x16mm  White cardboard

Stamp 1A.  No lines for sender at left

Stamp 2c.  No lines for sender at left  Title 51mm Circle= 29mm
140x91mm   Coat of arms: 13x16mm  Cream cardboard

Stamp 2c.  No lines for sender at left  Title 51mm Circle= 29mm
139x90mm   Coat of arms: 14x16mm  White cardboard

Stamp 2c.  3 lines for sender at left  Title 42mm Circle= 20mm
140x87mm   Coat of arms: 15x15mm  White cardboard

Stamp 2c.  No lines for sender at left  Title 53mm Circle= 36mm
139x90mm   Coat of arms: 15x15mm  White cardboard

 

Text at left: Stampila de Libera / Expediere a Corespondenti   Stamp 1A  3 lines for sender at left.

Size:  134x89mm  Title 44mm Circle= 28-29mm
Coat of arms: 15x15mm  White cardboard

Stamp 1A.  3 lines for sender at left  Title 52mm Circle= 18mm
138x90mm   Coat of arms: 10x12mm  White cardboard

Size:  137x90 mm  Title 47mm Circle= 25mm
Coat of arms: 17x16mm  brown cardboard

Size:  138x91mm  Title 47mm Circle= 25mm
Coat of arms: 17x16mm  White cardboard

Size:  135x90mm  Title 47mm Circle= 25mm
Coat of arms: 17x16mm  Grey cardboard

Size:  138x90mm  Title 47mm Circle= 25mm
Coat of arms: 17x16mm  Grey cardboard

Size:  137x90mm  Title 47mm Circle= 25mm
Coat of arms: 17x16mm  Brown cardboard
Basically 3 types:
Big, fat 25mm circle, white, grey or brown cardboard
Big, thin 28-29mm circle, white cardboard
Small, thick 18mm circle, small CoA, white cardboard

Text at left: Stampila de Libera / Expediere a Corespondenti   Stamp 1B  3 lines for sender at left.

Size:  140x88mm  Title 48,5 mm Circle= 30mm
Coat of arms: 17x17mm  White cardboard

Size:  140x89mm  Title 48,5mm Circle= 30mm
Coat of arms: 17x17mm  Brown cardboard

Text at left: Stampila de Libera / Expediere a Corespondenti   Stamp 2C  3 lines for sender at left.

Size:  135x89mm  Title 44 mm Circle= 27mm
Coat of arms: 15x15mm  White cardboard

Size:  136x92mm  Title 44 mm Circle= 28-29mm
Coat of arms: 15x15mm  Cream cardboard

Size:  140x91mm  Title 48 mm Circle= 29mm
Coat of arms: 14x16mm  Cream cardboard
 

Size:  138x89mm  Title 44 mm Circle= 25mm
Coat of arms: 13x14mm  White cardboard

Size:  138x87mm  Title 44 mm Circle= 25mm
Coat of arms: 13x14mm  White cardboard

Text at left: Stampila de Libera / Expediere a Corespondenti   Stamp 2D  3 lines for sender at left.

Size:  141x90mm  Title 53 mm Circle= 36mm
Coat of arms: 16x16mm  White cardboard

Size:  141x89mm  Title 53 mm Circle= 36mm
Coat of arms: 16x16mm  White cardboard

Size:  138x89mm  Title 49 mm Circle= 35mm
Coat of arms: 12x12mm  White cardboard

Size:  138x90mm  Title 54 mm Circle= 18mm
Coat of arms: 17x17mm  dark Grey cardboard