number builder type date length notes
number
builder
type
date
length
notes
number
number
number
number text text number unitnum text
51 american car company motor 1904 47'9" retired 1933
in 1906 , how many total rolling stock vehicles were in service ?
IN CD , WRB JJ JJ JJ NN NNS VBD-AUX IN NN .
12
select count ( * ) from w where c4 <= 1906