turboprops
turbofan
airlifter
mriya
antonovs
buran
124
freighter
antonov
heaviest
payload
225
hp
engined
bureaus
cargo
120
outsized
acclaim
transports
tons
items
humanitarian
shuttle
bureau
transport
flew
1965
1982
february
demise
22
carrying
1991
carry
intended
powered
charts
15
capable
proved
developing
50
worth
heavy
commercial
1950s
transportation
earned
emerged
aircraft
design
operations
market
program
000
service
created
present
late
space
began
development
despite
unique
use
worlds
military
history
book