Autograph letter signed.
1 p. 8vo.
To professor Schrötter: "Allow me to introduce a friend and former student of mine Dr. Cuming who intends to visit Vienna chiefly I believe with the view of studying pathology. Dr. Cuming is a good chemist and would be glad to see your laboratory. [...]".
In 1845 Andrews became vice president and professor for chemistry at the Queens' College in Belfast.
Traces of old folding. With small blind stamped vignette on stationery with watermark.