Links FileFactory

http://www.filefactory.com/file/7362mqw8k1tq/American%20Tour%201981.zip.001
http://www.filefactory.com/file/5fjnnu8ps1im/American%20Tour%201981.zip.002
http://www.filefactory.com/file/4ibmqpr6lppm/American%20Tour%201981.zip.003
http://www.filefactory.com/file/2bs09ag3ioq/American%20Tour%201981.zip.004
http://www.filefactory.com/file/2v52gwfvic5i/American%20Tour%201981.zip.005
http://www.filefactory.com/file/50iwtjv6komg/American%20Tour%201981.zip.006
http://www.filefactory.com/file/1cbd4cy8o2v0/American%20Tour%201981.zip.007
http://www.filefactory.com/file/47owl1g92uzq/American%20Tour%201981.zip.008
http://www.filefactory.com/file/yh9ecmz0n4w/American%20Tour%201981.zip.009
http://www.filefactory.com/file/6475tykdsmi6/American%20Tour%201981.zip.010
http://www.filefactory.com/file/3qmtjinnayzk/American%20Tour%201981.zip.011
http://www.filefactory.com/file/2yedlk20ef5w/American%20Tour%201981.zip.012

The files have been split with HJSplit, if you do not have it, you can download it from http://www.hjsplit.org
It is a lightweight application that requires no installation.
Alternatively, you can use 7-zip. You can download it from here: www.7-zip.org