Vox AC30/6 Super Twin II, serial number 5002N
Below, details of the amplifier section. Note the twin speaker sockets, made by Geloso, and used by JMI in late 1961 and early 1962.
Visible date codes are: main filter cap. "HSW" = 25th week 1961; green Welwyn ceramic resistor "SE" = May 1961; blue Hunts capacitor underchassis "WYW" = 10th week 1961.
Also to note that the chassis has the phantom hole for the rectifier valve found in numbers of amps from late 1961 - see the entry, 2nd July, on this page - and white EL84 sockets.
More information on AC30/6s with serial numbers in the 5000s can be found here.