15.62.1  DATA 

RESTORE   DATA   [FILE=file_name]   [APPEND[=ON|OFF]]   [CONFIRM[=ON|OFF]]
          [LOG[=ON|OFF]] [SETS=[FROM] n1 [TO] [n2]] [SELECT="name"]
Restores data from the specified file.  If no file is specified TDSAVE.TDB
is assumed.  If you have unplotted data then the new data is automatically
appended to the end of the current data as a new data set.  The LOG option
types the number of points and sets of data restored.  When  restored  the
data name is in lexical S_DATA_NAME.