Here is a source for great leads and historical facts and a well cited and recorded source (with no copy rights). I really hope this will help the cause I'm studying it right know.
* Records of the earldom of Orkney, 1299-1614;
by Clouston, J. Storer (Joseph Storer), 1870-1944 ed
Publication date 1914
Topics Land tenure
Publisher Edinburgh, Printed by T. and A. Constable for the Scottish history Society
Collection Boston_College_Library; blc; americana
Digitizing sponsor Boston Library Consortium Member Libraries
Contributor Boston College Libraries
Language English
Introduction.--Early records.--Decrees, and other records, of the courts.--Dispositions of land in Orkney.--Dispositions of tenements in Kirkwall.--A few miscellaneous documents.--Seals.--Appendices.--Pedigrees.--Index
https://archive.org/details/recordsofearldom00clou