Some were taken out of service even before 1925, the rest had followed by 1932.
We could even buy our way out of military service.
The last one was not taken out of service until 1960.
But a few hours later it was out of service.
A number provided by the city was out of service.
All were taken out of service in the late 1960s.
However, they were all out of service by the late 1960s.
We knew they were gone when their number went out of service.
KW-37 systems were taken out of service by the early 1990s.
The last one was taken out of service in 1946.