Credits for this issue based upon Alberto Becattini's "Disney Index - Dell Comic Books" Vols. 1 and 2 (Italy, 1992 and 1994). Indexed copy has an ad for Schwinn bicycles as backcover. Indicia title is "Walt Disney's HUEY, DEWEY AND LOUIE BACK TO SCHOOL, No. 35, 1960." Code number is HUEY.D+L. BACK TO SCHOOL #35-6010. On-sale date from 1961 Books and Pamphlets, Copyright Office, Library of Congress.
Bob Gregory's collection of payment remittance invoices from Western Printing & Lithography Co., in an invoice dated March 3, 1960, states that he was paid for a script for a 10-page story called "The Botany Project" to be included in this issue.