{294}
_Queries on Sir W. Newton's Process._--The process of SIR W. NEWTON is
nearly similar to one I have successfully used for some years, and I can
recommend it as effective and simple.
A difficulty I have lately found, has been with my iodized paper, which,
when freshly used, is well enough; but if kept a month or two, will only
allow of the paper being prepared to take views just before using. I should
much like to know how this occurs.
If SIR W. NEWTON would answer the following Queries, he would add to the
obligations that many others besides myself are under to him: