During his work in this weapon, he showed his efficiency and distinction in the field of cartography, so he was commissioned in (1885) to draw maps of Gibraltar and the surrounding lands. His officials were impressed by his work and he was assigned to work in the Ottoman Empire, where the British were eager to find an explorer with greatly advanced capabilities. He was appointed political attaché to the Ottoman Empire, and as a result of his work, he was able to travel and travel within the lands and regions of this empire, where he visited Mesopotamia, Kurdistan, Persia, and Lurestan.