Photo No.1 is from Geoffrey Pain. Photos No. 2 and 3 are from Mike Robbins. The rest are mine – taken recently.
I guess, with our numerous high-rise apartments and ample sunshine, this is the most practical way to dry our clothes. I wonder how people living in similar high-rise apartments in temperate countries dry their laundry. Drying machines?
By the way, can you identify the buildings in the old photos? I have no idea.