A magazine, (No.63 on the Nobel Plan), built before 1877. Situated on the east side of the river, served by a siding off the tramway, it is shown on the OS 1/2500 map (1877) as having a covered loading porch on its west side. The site was not visited.

Reference:
Nobel Industries Ltd. (1927) Block Plan of Glyn Neath Black Powder Factory. NMRW

D.J.Percival, 18 October 2006