The default structure creates these rather nasty names:

20:27:09	Info: 	engine: transfer-status: link added:
www.historicaldirectories.org/exe/wwt.dll/pdf?fn=e:\hdapps\00009zo1.pdf ->
C:/My Web Sites/1914b/www.historicaldirectories.org/exe/wwt.dll/pdfa2e0.pdf

20:27:10	Info: 	engine: transfer-status: link added:
www.historicaldirectories.org/exe/wwt.dll/pdf?fn=e:\hdapps\00009zo0.pdf ->
C:/My Web Sites/1914b/www.historicaldirectories.org/exe/wwt.dll/pdfa785.pdf

20:27:11	Info: 	engine: transfer-status: link added:
www.historicaldirectories.org/exe/wwt.dll/pdf?fn=e:\hdapps\00009zo4.pdf ->
C:/My Web Sites/1914b/www.historicaldirectories.org/exe/wwt.dll/pdf593d.pdf

20:27:15	Info: 	engine: transfer-status: link updated:
www.historicaldirectories.org/exe/wwt.dll/pdf?fn=e:\hdapps\00009zo2.pdf ->
C:/My Web Sites/1914b/www.historicaldirectories.org/exe/wwt.dll/pdfed84.pdf