For future reference:
Right click on the image you want to portray.
Copy the full address.
When writing your message there is an insert image key (where the bold / italic etc bits are.
A pop up message will ask you for the full address
insert and bobs your uncle.
(I will delete this and the previous post if X-QUORK is able to edit his previous entry succesfully, meanwhile gutsy pilot, barking photographer!!)
Looks real enough to me, and from the days well before todays magical imagery