The men of Earth came to Mars: speculative fiction in the Mottram collection, part 2

And this disease was called The Loneliness, because when you saw your home town dwindle the size of your fist and then lemon-size and then pin-size and then vanish in the fire-wake, you felt you had never been born, there was no town, you were nowhere, with space all around, nothing familiar, only other strange …