Links in mbox and pdf are also on the spreadsheet:

pdf:	https://www.dropbox.com/s/p7kb211mbooi142/allRareProcess.pdf?dl=0			

mbox:        https://www.dropbox.com/s/1oucp02ma3hp85k/RareProcessNominees.tar.gz?dl=0

Instructions to open an mbox file on OSX and Mac Mail can be found at 

https://support.apple.com/guide/mail/import-or-export-mailboxes-mlhlp1030/mac