Here is the booklet by Rutherford, Loyalty this has been scanned before but without searchable text. This version has text under the images so it can be searched direct in the pdf, but also by a desktop search program.
http://www.archive.org/download/loyalty/1935loyalty.pdf
The internet archive also makes epub, kindle,and djvu files of the uploaded file. So when you go to the webpage of the booklet you will be able to download those files as well.