Let's begin this with a section from Charles Forster (also mentioned by Paul Drach) using Johann Michaelis:

Introduction to the New Testament, Volume 1, Parts 1-2
Johann Michealis
https://books.google.com/books?id=0GAUAAAAQAAJ&pg=PA270 (1793)
https://books.google.com/books?id=tH89AAAAYAAJ&pg=PA270 (1793)
https://books.google.com/books?id=4-4oAAAAYAAJ&pg=PA270 (1819)
http://www.simply-a-christian.com/texts/Johann-David-Michaelis/Introduction-to-the-New-Testament-Vol-1--GB.pdf (1823)

The various readings in our manuscripts of the New Testament have been occasioncd by one of the five following causes,
1. The omission, addition, or exchange of letters, syllables or words, from the mere carelessness of the transcribers.
....

A new plea for the authenticity of the text of the three heavenly witnesses (1876)
Charles Forster

https://books.google.com/books?id=EKwCAAAAQAAJ&pg=PA193

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Sidenote for further AV research

Arthur Tozer Russell
https://archive.org/stream/russelsmemoirs00russuoft#page/n293/mode/2up/

Uses a little-known work
"In truth this class of critics commend upon principle the most ungrammatical and the most improbable readings."
https://books.google.com/books?id=Xt9eAAAAcAAJ&pg=PA282


An Historical and Critical Enquiry Into the Interpretation of the Hebrew Scriptures: With Remarks on Mr. Bellamy's New Translation
John William Whittaker,
https://books.google.com/books?id=HJVhAAAAcAAJ&pg=PA38

https://books.google.com/books?id=HJVhAAAAcAAJ&pg=PA92

The highest value has always been attached to our translation of the Bible. Sciolists, it is true, have often attempted to raise their own reputation on the ruin of that of others, and the authors of the English Bible
have frequently been calumniated by charlatans of every description, but it may safely be asserted, without fear of contradiction, that the nation at large has always paid our translators the tribute of veneration and gratitude which they so justly merit. Like the mighty of former times, they have departed and shared the common fate of mortality, but they have not, like those heroes of antiquity, “ gone without their fame,” though but little is known of their individual worth. Their reputation for learning and piety has not descended with them to the grave, though they are there alike heedless of the voice of calumny, and deaf to the praise which admiring posterity awards to the memory of the great and good. Let us not therefore too hastily conclude that they have “ fallen on evil days and evil tongues,” because it has occasionally happened that an individual, as inferior to them in erudition as in talents and integrity, is found questioning their motives, or denying their qualifications for the task which they so well performed. Their version has been used ever since its first appearance, not only by the Church, but by all the sects which have for-