Skip to main content
Go to accessibility notice


    Collection of (16) Replacement Animation T-Rex Dinosaur Heads from The Beast of Hollow Mountain (United Artists,1956). Vintage original (16) individual dinosaur animation heads constructed of cast resin with each head presenting a different expression advancing pose. Replacement animation is a form of Stop Motion special FX where interchangeable, pre-sculpted or posed elements are swapped in and out and shot frame by frame to create the illusion of movement. Each static head is expertly studio painted and finished. Heads are affixed to a 3 in. clear Lucite post embedded in a 3.5 x 3.5 x 1 in. black wooden base for display. Exhibiting expected age and handling. In vintage Fine condition. COA from Heritage Auctions.

    Auction Info

    Auction Dates
    July, 2021
    16th-18th Friday-Sunday
    Bids + Registered Phone Bidders: 8
    Lot Tracking Activity: N/A
    Page Views: 1,874

    Buyer's Premium per Lot:
    25% on the first $300,000 (minimum $49), plus 20% of any amount between $300,000 and $3,000,000, plus 12.5% of any amount over $3,000,000 per lot.

    Sold on Jul 16, 2021 for: Sign-in or Join (free & quick)
    Track Item

    Heritage membership

    Join Now - It's Free

    1. Past Auction Values (prices, photos, full descriptions, etc.)
    2. Bid online
    3. Free Collector newsletter
    4. Want List with instant e-mail notifications
    5. Reduced auction commissions when you resell your
    Consign now
    • Cash Advances
    • More Bidders
    • Trusted Experts
    • Over 200,000 Satisfied Consignors Since 1976
    Consign to the 2021 December 12 Arms & Armor, Civil War & Militaria Signature Auction .

    Learn about consigning with us

    I think Heritage deserves a lot of credit for covering all technical bases without a hitch.
    Roy M.,
    New York, NY
    View More Testimonials receives more traffic than any other auction house website. (Source:

    Video tutorial

    Getting the most out of search