Стипан, у меня только вот это:
01 01? no reg V-8 Mil OKB f/f 24jun61 first prototype, with 'Aeroflot' titles; had one Ivchenko AI-24V engine and Mi-4 main/tail rotors; f/n Tus 09jul61
02 01 no reg V-8 Mil OKB mfd nov61 dynamic test airframe for fatigue trials; with Mi-4 main/tail rotors; converted to, see next line
no reg V-8A Mil OKB f/f 02aug62 second prototype, with 'Aeroflot' titles; had two Izotov TV2-117A engines, five-bladed main rotor and new tail rotor; c/n from photo; first 'real' flight 17sep62; crashed jan66
01 02 -- V-8 Mil OKB single-engined static test airframe
02 02 no code V-8AT Mil OKB mfd summ 63 Mi-8T prototype, in olive drab c/s and Soviet Air Force c/s; Mi-8P-style rectangular windows but Mi-8T-style clamshell cargo doors with sloping hinge line; c/n from photo
CCCP-06182(*) V-8AT Aeroflot rgd mar63 had rectangular windows and Mi-8T-style cargo doors, confirmed as the same aircraft; reported in Putnam book 1975
02 03 CCCP-06181(1) V-8AP Aeroflot mfd may64 f/n LBG jun65; c/n not confirmed at LBG, but serial confirmed for this c/n; see c/n 3135