Holbrook C13
1955 (or so) Holbrook Model C No.13 "High Speed Precision Lathe", currently undergoing a bit of refurbishment and conversion of switchgear to control VFD (no 415v 3-phase in the Shed of Danger)...
Pic is as collected, it's starting to look a lot tidier with a clean, paint and some TLC
History - was originally sold to the ARDE (Armament Research and Development Establishment) at Fort Halstead, Kent, England, where the UK's "Nuclear Deterrents" were built in the 1950's - most Holbrooks went into R&D and toolrooms
13.75" swing, 28" b/c, only 1.25" through spindle though
Plain-bearing spindle, 5-belt drive to "floating" pulley in roller bearings
22 - 1500 RPM (3-speed 3HP motor, 2-speed clutch and brake 'box, 8:1 backgear)
metric and inch threading (swap a change-gear between shafts, flip a lever)
power feeds with micrometer stops
double cross-slide (T-slotted) with quick-withdraw for screwcutting (allows use of cross-slide dial for infeed when taper turning, too), 10.5" cross-travel
taper adaptor (needs a "shoe" made)
Pratt 10" 4-jaw, 8" 3-jaw, 1/16 - 3/4" collet set and drawbar (Holbrook-specific collets, unfortunately!)
Dickson QCTP and holders, 5.25" topslide travel
Footprint approx 7'4" by 3'6", weight a little under 2 tons (4400 pounds)