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:
Mrs. Lucretia BIVENS, as Legal Guardian of Raymond Jackson, an Incompetent, v. Davis A. JACKSON et al.
No. 2122.
Circuit Court of Appeals, Tenth Circuit.
Nov. 18, 1940.
F. E. Riddle, of Tulsa, Old., for appellant.
Forrest M. Darrough, of Tulsa, Old., for appellees.
Before PHILLIPS and PIUXMAN, Circuit Judges.
PER CURIAM.
Appeal dismissed at costs of appellant, for failure to prosecute.

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