
          You will never be perfect in mineralogy
until you are familiar with Gibbs’ [George Gibbs III] cabinet.
You will learn many other things here,
which you will never regret. You can be
in the cabinet just as much as you please.

Write me an answer, not conditional but
certain, before I send your herbarium.

[Pan?] House has one copy of [Christiaan Hendrik] Persoon’s
fungi $5.75. He has 3 copies of Persoon’s synopsis—all vols.

The moment you write me I will obey.

[Yours?]
Amos Eaton

Mr. John Torrey

Lectures will commence on the 
28th of this month.
        