Nigel S. Harris MSc, CPhys
A Chartered Physicist, I am currently an Independent Author and Publisher (specialising in the History, Development & Technology of Flour Milling). I am author of the textbook "Modern Vacuum Practice" which has sold over 15,000 copies and is in its 3rd edition.
A bibliography of the authors work is at http://www.nigel-s-harris.uk
much of the material is downloadable
Other websites are:
The US magazine "World Grain" have just published a review of my last book "Wheat Flour Milling from Millstones to Rollers" in their January 2018 issue.
The link to the review on page 76 is http://www.nxtbook.com/sosland/wg/2018_01_01/index.php#/76