Part FD
Super fine feed drive by belts from the headstock to the screwcutting and feeds' gearbox.

Part GE
Screwcutting feed to the top slide.
Unusually, and very conveniently, the drive incorporated a dog clutch where it joined the top slide.

Part FV
Another screwcutting feed to the top slide--but incorporating a rearward-driving belt, possibly to a coolant pump.
If any owner has experience of this set up, the author would be pleased to hear from them.

Part PW
A "Chase-type" screwcutting attachment using master threads or "hobs".

Part w45ar (left facing) and w45al (right facing) micrometer carriage stops.

Part w45
Adjustable carriage stop.

Part w46
Dial thread indicator.