File list (Check if you may need any files):
class
.....\chtml
.....\.....\class.chm
.....\CITATION
.....\CONTENTS
.....\DESCRIPTION
.....\help
.....\....\AnIndex
.....\....\Rhelp.zip
.....\html
.....\....\00Index.html
.....\....\batchSOM.html
.....\....\condense.html
.....\....\knn.cv.html
.....\....\knn.html
.....\....\knn1.html
.....\....\lvq1.html
.....\....\lvq2.html
.....\....\lvq3.html
.....\....\lvqinit.html
.....\....\lvqtest.html
.....\....\multiedit.html
.....\....\olvq1.html
.....\....\reduce.nn.html
.....\....\SOM.html
.....\....\somgrid.html
.....\INDEX
.....\latex
.....\.....\Rhelp.zip
.....\libs
.....\....\class.dll
.....\LICENCE
.....\man
.....\...\class.Rd.gz
.....\MD5
.....\Meta
.....\....\hsearch.rds
.....\....\nsInfo.rds
.....\....\package.rds
.....\....\Rd.rds
.....\NAMESPACE
.....\NEWS
.....\po
.....\..\en@quot
.....\..\.......\LC_MESSAGES
.....\..\.......\...........\R-class.mo
.....\..\fr
.....\..\..\LC_MESSAGES
.....\..\..\...........\R-class.mo
.....\R
.....\.\class
.....\.\class.rdb
.....\.\class.rdx
.....\R-ex
.....\....\Rex.zip
DESCRIPTION
MASS
....\chtml
....\.....\MASS.chm
....\CITATION
....\CONTENTS
....\data
....\....\Rdata.rdb
....\....\Rdata.rds
....\....\Rdata.rdx
....\DESCRIPTION
....\help
....\....\AnIndex
....\....\Rhelp.zip
....\html
....\....\00Index.html
....\....\abbey.html
....\....\accdeaths.html
....\....\addterm.html
....\....\Aids2.html
....\....\Animals.html
....\....\anorexia.html
....\....\anova.negbin.html
....\....\area.html
....\....\bacteria.html
....\....\bandwidth.nrd.html
....\....\bcv.html
....\....\beav1.html
....\....\beav2.html
....\....\biopsy.html
....\....\birthwt.html
....\....\Boston.html
....\....\boxcox.html
....\....\cabbages.html
....\....\caith.html
....\....\Cars93.html
....\....\cats.html
....\....\cement.html
....\....\chem.html
....\....\con2tr.html
....\....\confint.html
....\....\contr.sdif.html
....\....\coop.html
....\....\corresp.html
....\....\cov.rob.html