The cat BASIC program displays information about the size and location of BASIC object code.
cat file.reference
cat bp binary item listing for file jesbp 17:56:00 11 Feb 2003 bp........................... ptr fid length helpgen 01AF6D 0001 lc.help 01AF6E 0001 callcp 01AF70 0001 startest 01AF72 0001 lockit 01AF73 0001 matchtest 01AF74 0001 fix.ad 01AF75 0001 test.prestore 01AF79 0001 form.feed 01AF7A 0001 line.feed 01AF7C 0001