(16 Feb 2014, 8:38 am)aureolin wrote 7515 and 7446 on Metro Replacement duties. 7446 has now disappeared NIS though.
7446 was parked at Heworth when I arrived at 11.00 but went back into Service on a South Shields run at 11.20, I managed to get some photos of it in a few locations this afternoon. I also noticed 7471, 7445 & 7610.