Triangular "Martyr sons" mark

181/23, 183/65

Postal handstamps 1840-1862

S10/11

Ottoman mail censorship – WW1

196/19, 206/4, 214/46, 215/21

Smyrna quarantine and disinfected mail

202/31, 204/34, 204/47,206/37 & 38

Lists of shipping lines and land routes from Istanbul

59/2, 185/29, 186/6

Use of railways and ships c.1871

169/33

List of routes from 1892 post office guide

176/53

Damascus – Bagdad camel post

176/74

Orient express 1883-1900

182/10

Khedivial Mail Co 1901 contract

183/46, 183/62

Ottoman Shipping Co

185/29, 186/6, 192/53

Russian Steamship Co

168/10

Airmail service of the Armée de l'Orient

190/16, OTT2/2

Mail to Turkey from Iran 1897

188/56, 190/58

Various travelling post offices

71/66, 72/10, 129/78, 174/63, 179/70, 180/36, 182/15, 185/38, OTT3/86

Hejaz Railway travelling post offices

See under Saudi Arabia

T P O marks in Ottoman script

143/7

1843 Istanbul–Tokat-Diarbekr-Bagdad route

S2/8

Anatolian and Bagdad railways

S10/2

T P Os in Palestine

S12/2

First Turkish airmail Istanbul-Cairo 1914

166/40