The type 81 general purpose frigate HMS Zulu (1962) alongside the Alexander Stephen & Sons Ltd fitting out berth at Linthouse, Glasgow during the final stages of building prior to 16 April 1964. The photographer is in the auxiliary machinery compartment between 41 and 45 stations on 4 deck looking aft from 42 station on the port side showing the main diesel generator on the left. Control and starter panels and two fire extinguishers are against the aft bulkhead. A compressor, a Worthington-Simpson Ltd circulating water pump, an automatic emergency lantern and another compressor are on the right.