Harus, Carl

The interferometry of reversed and non-rever-
sed spectra.
P. /1/-2.	4:o Washington 1916-17.
=Publication. Carnegie institution of Wa-
schlngton. Publication No. 249. P. /1/-2.
P. 3-4 se: Barus, Carl, Displacement interfe-
rometry by the aid of the achromatic fringes.
P. 3-4.
-

Barus, Gari
The interferometry of reversed and non-rever-
sed spectra.
P. /1/-2.	4:0 Washington 1916-17.
-Publication. Carnegie institution of Wa-
schington. Publication No. 249. P. /1/-2.
P. 3-4 se; Barus, Carl, Displacement interfe-
rometry by the aid' of the achromatic fringes.
P . 3-4 . alwwet
7 •