It is described so:
Palestine disturbances 1936. Scotch [i.e., Scots] troops at the forking of Jaffa Road & Mamillah Rd.
I have no idea what that building is or even if it is where the caption says it is or where it is for that matter.
Can anyone assist me in identifying it?
Eve Harow asked Tamar Hayardeni who pointed out that during the Mandate period, Mamillah Road ran all the way down to almost Jaffa Gate (and not stop at King David St./Shlomtzion Hamalka intersection) where it met Jaffa Road on the left, just about where the new Alrov Promenade is and that is the location in the picture: we are just in front of the Jaffa Gate, our backs to it, and looking towards the city center. That whole block was destroyed.
Here's another picture, of an Arab demonstration and the building is hidden behind the tree:
and here are German troops in the same area:
and to make it clearer, when I got home, I located a map from Yehoshua Ben-Aryeh's monumental "Jerusalem in the 19th Century" and the blue triangle points to the house:
Esther refers us to here and see the third pic.