Reading ASCII data in R

Question

I previously asked here about reading .RAW files in R. I have looked for more details on these files and have found this documentation:

And this:

I do not have experience with ASCII files but I have managed to open it using this code:

> l<-read.fwf("D://Data//1987//f990.87.raw",2189)
> head(l)
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1     SUNRISE BLUFF ESTATES INC          810365125094900510144783298712MT5944203NN0000NNN81036512512N        5629           0           0        5629      230808           0        2930           0           0           0           0           0           0           0           0           0           0           0           0           0           0           0      102250      109612       -7362           0      232005      185585       55795           0           0      241380       -9375      -16627           0      -26002           0           0           0           0           0           0           0       44728       24331       20397           0           0           0           0           0           0           0           0           0        3792        2076        1716           0           0        4300           0        4300           0           0           0           0           0        2054        1590         464           0        1022           0        1022           0         213           0         213           0       21250       21250           0           0        7470        7360         110           0           0           0           0           0        1574           0        1574           0           0           0           0           0       92244       92244           0           0       36653       36653           0           0       26080          81       25999           0      241380      185585       55795           0           0           0      230808           0       28357       53875          58           0           0           0           0        9558        7074        6989           0           0           0           0     1118796           0     1232548     1215149       13709           0        2222           0     1225220           0     1249175     1241151      -16627      -26002     1215149           0        8747       36850           0           0      327206     1364564        2635       10253         407        1186           0           0           0           0           0           0      338995     1412853       11789       48289        3390C   1692 22705 13.4220    18-OCT-89870
2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          <NA>
3     NORTHEAST MISSOURI LIBRARY SERVICE 436017950094900230016683198712MO6344503NN0000NNN43601795012N           0        4793      161881      166675         539           0        6298           0        2116           0        2116           0           0           0           0           0           0           0           0           0           0           0           0           0           0           0      175630      169751           0           0           0      169751        5878       77129        1645       84653           0           0           0       12357       12357           0           0       79241       79241           0           0           0           0           0           0           0           0           0           0        6529        6529           0           0           0         250         250           0           0           0           0           0           0        2737        2737           0           0        1817        1817           0           0        1158        1158           0           0       29312       29312           0           0        2043        2043           0           0           0           0           0           0        1958        1958           0           0           0           0           0           0           0           0           0           0           0           0           0           0       32342       32342           0           0      169744      169744           0           0           0           0         539           0         105       64811           0           0           0           0           0           0           0        2476           0           0           0           0       17260           0       77129       84653           0           0           0           0           0           0           0           0       77129       84653       84653           0        1435        4557           0           0        1359        4819        6298       32143           0           0      161881      577828           0           0           0           0      170975      619348      169615      614528        1709C   1549 85294 55.069     18-OCT-89870
4                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          <NA>

Is there any easy way to structure this file? I found this post but that uses library(SAScii) but it seems to be too specialized to a particular case.

If you want to try, the data is avaialable here.