Letter to Reverend James R. Cassidy O.M.I Chaplain, Catholic War Veterans from Alonso S. Perales discussing the discrimination which had been taking place in the Rio Grande Valley. He encloses some opinions to help I Reverend Cassidy in convincing those who do not recognize Mexicans (us) as whites. Mr. Perales writes that he will published a book in English containing approximately 100 affidavits of concrete cases of discrimination.