|


From Riga, 1884, Amsterdam.


and



The oval postmarks, with the number of the railway line and the names of the terminal points, were prescribed in 1903 and slowly
introduced.
| De eerste spoorwegpost in het Baltisch gebied / S. Reurich In: Op het spoor van Oost-Europa : ... . - Maarssen : Ver."Fil. Contactgroep Oost-Europa", cop. 1992. - p.67-86 |
[About: the first railway-post in the Baltic area] |
| Russian postmarks : an introduction and guide / A.V. Kiryushkin and P.E. Robinson [S.l.] : J. Barefoot, cop. 1989. - 110 p. |
[About: the handbook for the tsaristic period |
| Russian railway postmarks / by A.V. Kiryushkin and P.E. Robinson [S.l.] : J. Barefoot, 1994. - 180 p. |
[About: the handbook for the tsaristic period: railway postmarks] |
| De machinestempels van Riga : een chaos! / Ivo Steyn In: OEF 1986 ; nr. 4. - p. 18-24 |
[About: 'Krag'-machine-postmarks of Riga. On the 'Krag'-machine in Russia: OEF 1986 ; nr. 4. - p. 1-6. Addenda & errata: OEF 1987 ; nr. 1. - p. 20-23] |
| Grepen uit de postgeschiedenis van Riga I / Sijtze Reurich In: OEF 1992 ; nr. 2. - p. 10-16 |
[About: the postal history of tsaristic Riga] |
| Grepen uit de postgeschiedenis van Riga II / Sijtze Reurich In: OEF 1992 ; nr. 3. - p. 18-21 |
[About: the postal history of tsaristic Riga] |
| Grepen uit de postgeschiedenis van Riga III / Sijtze Reurich In: OEF 1993 ; nr. 3. - p. 8-11 |
[About: the postal history of tsaristic Riga] |