What follows is an opinion from a United States Court of Appeals. Your task is to identify whether the opinion writter is identified in the opinion or whether the opinion was per curiam.

Opinion:
RUSSELL BOX COMPANY, Appellant, v. GRANT PAPER BOX COMPANY, Appellee.
No. 4469.
United States Court of Appeals First Circuit.
Feb. 2, 1950.
Rehearing Denied Feb. 21, 1950.
Herbert A. Baker, Boston, Mass., for appellant.
Hector M. Holmes, Boston, Mass., William H. Parmelee, Pittsburgh, Pa., on brief, for appellee.
Before MAGRUDER, Chief Judge, and WOODBURY, Circuit Judge.
PER CURIAM.
On the authority of Russell Box Company v. Grant Paper Box Company, 1 Cir., 179 F.2d 785, the appeal herein is dismissed for lack of jurisdiction.

Question: Is the opinion writer identified in the opinion, or was the opinion per curiam?

Choices:
Signed, with reasons
Per curiam, with reasons
Not ascertained

Answer: 1