Obituary: ApJ 2, 166 (1895)

In 1876 Trouvelot discovered IC 4703, the Eagle Nebula in the open cluster M 16. He used the 26" Clark refractor od U.S. Naval Observatory, Washington D.C. In 1894 the emission nebula was photograhed by Roberts with his 20" reflector.

D

N

NI

Y

Ap

I

T

Observer

Name

Con

Type

S

Author

Title

Source

1

I

4703

1876

26,0

Rr

v

Roberts 1894

Eagle Nebula

SER

EN

2

Trouvelot, E.

The Trouvelot Astronomical Drawings Manual

New York 1882, p. 151

US Naval Observatory, Washington with 15" and 26" Refractor