Extract boot record
Directory:
  firstblock=0
  lastblock=10
  lastblock=10
  volumeid=DB
  lastblock=988
  numfiles=18

File=DB.CODE
  firstblock=10
  lastblock=277
  filetype=0x0002
  lastbyte=512
b=10 seek to 2100

File=DBSCR.TEXT
  firstblock=277
  lastblock=281
  filetype=0x0003
  lastbyte=512
b=277 seek to 23700

File=QUERIES.BACK
  firstblock=281
  lastblock=285
  filetype=0x0003
  lastbyte=512
b=281 seek to 23f00

File=QUERIES.DB
  firstblock=285
  lastblock=310
  filetype=0x0005
  lastbyte=512
b=285 seek to 24700

File=FSRINFO.SMASK
  firstblock=310
  lastblock=322
  filetype=0x0005
  lastbyte=512
b=310 seek to 27900

File=FSRPART.SMASK
  firstblock=322
  lastblock=330
  filetype=0x0005
  lastbyte=512
b=322 seek to 29100

File=FSRREP.SMASK
  firstblock=330
  lastblock=338
  filetype=0x0005
  lastbyte=512
b=330 seek to 2a100

File=REPINFO.PMASK
  firstblock=338
  lastblock=352
  filetype=0x0005
  lastbyte=512
b=338 seek to 2b100

File=REPITEMS.PMASK
  firstblock=352
  lastblock=366
  filetype=0x0005
  lastbyte=512
b=352 seek to 2cd00

File=FSRREP.DB
  firstblock=366
  lastblock=398
  filetype=0x0005
  lastbyte=512
b=366 seek to 2e900

File=FSRPART.DB
  firstblock=398
  lastblock=434
  filetype=0x0005
  lastbyte=512
b=398 seek to 32900

File=FSRINFO.PMASK
  firstblock=434
  lastblock=448
  filetype=0x0005
  lastbyte=512
b=434 seek to 37100

File=FSRPART.PMASK
  firstblock=448
  lastblock=462
  filetype=0x0005
  lastbyte=512
b=448 seek to 38d00

File=FSRINFO.DB
  firstblock=462
  lastblock=823
  filetype=0x0005
  lastbyte=512
b=462 seek to 3a900

File=FSRMENU.BACK
  firstblock=823
  lastblock=829
  filetype=0x0003
  lastbyte=512
b=823 seek to 67b00

File=MENU.TEXT
  firstblock=829
  lastblock=833
  filetype=0x0003
  lastbyte=512
b=829 seek to 68700

File=QUERIES.TEXT
  firstblock=833
  lastblock=837
  filetype=0x0003
  lastbyte=512
b=833 seek to 68f00

File=FSRMENU.TEXT
  firstblock=837
  lastblock=987
  filetype=0x0003
  lastbyte=512
b=837 seek to 69700
