THE FOLLOWING COMMENTS ARE TAKEN FROM THE PI N COMPILATION OF R.L. KELLY. THEY ARE THAT COMPILATION& apos;S COMPLETE SET OF COMMENTS FOR PAPERS RELATED TO THE SAME EXPERIMENT (DESIGNATED MUKHIN57) AS THE CURRENT PAPER. (THE IDENTIFIER PRECEDING THE REFERENCE AND COMMENT FOR EACH PAPER IS FOR CROSS-REFERENCING WITHIN THESE COMMENTS ONLY AND DOES NOT NECESSARILY AGREE WITH THE SHORT CODE USED ELSEWHERE IN THE PRESENT COMPILATION.) /// MUKHIN56 [A. I. MUKHIN,1ST IC ON HE ACCELERATORS,GENEVA,V2,P204,1956] -- CONFERENCE PAPER ON MUKHIN57 AND GRIGOREV57(SEE GRIGOREV60 EXPT). /// MUKHIN57 [A. I. MUKHIN,SOVIET PHYSICS JETP 4,237(1957).] -- PI+ P DCS AT 283,310,353,385,AND 424 MEV/C AND TCS AT 353,385,AND 424 MEV/C. DONE AT INP WITH PION DETECTION IN A SCINTILLATION COUNTER TELESCOPE. /// COMMENTS FROM LOVELACE71 COMPILATION OF THESE DATA -- 353 MEV/C TCS IN CONFLICT WITH BUGG 71. /// COMMENTS ON MODIFICATIONS TO LOVELACE71 COMPILATION BY KELLY -- THE LOVELACE71 NES HAVE BEEN CHANGED TO ZERO AS ALL KNOWN SYSTEMATIC ERRORS WERE INCLUDED IN THE INDIVIDUAL ERRORS. THE TCS AT 283 MEV/C ON LOVELACE71 WAS DROPPED AS IT COMES FROM A DIFFERENT EXPERIMENT.