What is "lettern"

Lecturn \Lec"turn\ (l[e^]k"t[u^]rn), n. [LL. lectrinum, fr. lectrum; cf. L. legere, lectum, to read.] Same as lectern. [Written also lectern and lettern.]
--Fairholt.

Lectern \Lec"tern\ (l[e^]k"t[u^]rn), n. [Written also lecturn and lettern.] [LL. lectrinum, fr. lectrum; cf. L. legere, lectum, to read.]

1. A choir desk, or reading desk, in some churches, from which the lections, or Scripture lessons, are chanted or read.
   --Fairholt.

2. Hence: A reading desk, usually in the form of a stand with a slanted top that holds books or lecture notes at a height convenient for reading by a speaker who is standing. A modern lectern may be of adjustable height, and be fitted with a light to illuminate the material on the desk, and sometimes a microphone or other electrical equipment for use of a speaker.

n. (archaic form of lectern English)