That line of research has survived the market test.
The line did not survive into the 20th century.
Many industrial lines did not survive the war years.
The blue crossed lines have survived on registered letters to the present day.
Closure was inevitable, but the line survived until the end of the 1950s.
A short line linking the town center to the harbor survived until early 2000s.
However, the line survived carrying freight until 2 December 1963.
The line only survived a few years before succumbing to closure in 1969.
This line too has survived, with over thirty varieties made since.
Only two lines of the play survive, through references by other Roman writers.