There are Hans Zimmer flexi discs hidden in this magazine - The Vinyl Factory
Food & The Flexi-Disc: A History Of Chocolate Records, McDonald's Vinyl, & More
Bendable Sound: Exploring the often forgotten, but resurfacing niche of collecting Flexi-discs - Goldmine Magazine: Record Collector & Music Memorabilia
Flexi Record Options - One-Sided, Two-Sided, Postcard - Pirates Press
Forgotten audio formats: The flexi disc | Ars Technica
The Beatles Vintage Fan Club Flexi Disc Singles Available For Immediate Sale At Sotheby's