Skip to main content


    Robert Pinkerton Autograph Letter Signed "Robt. A. Pinkerton." Two pages, 8" x 10.25", on Pinkerton National Detective Agency letterhead, New York, December 20, 1879, to Robert Gilchrist Jr., the former attorney general of New Jersey, now in private practice in Jersey City, regarding a change of testimony in a case the agency is working on. It seems that a man named Amoux has changed his mind and now accuses George Britton, "a notorious swindler & suborner of perjury," of inducing "him by offers of money to give his last testimony in the Lewis Will case." Folds. Slight separation along the folds at the right edge. At the time of the writing of this letter, Pinkerton, the brother of Pinkerton Detective Agency founder, Allan Pinkerton, was superintendent of the agency.

    Fees, Shipping, and Handling Description: Flat Material, Small (view shipping information)

    Sales Tax information  |  Terms and Conditions

    Bidding Guidelines and Bid Increments

    Glossary of Terms

    Auction Info

    Auction Dates
    October, 2013
    17th-18th Thursday-Friday
    Bids + Registered Phone Bidders: 1
    Lot Tracking Activity: N/A
    Page Views: 396

    Buyer's Premium per Lot:
    25% on the first $100,000 (minimum $14), plus 20% of any amount between $100,000 and $1,000,000, plus 12% of any amount over $1,000,000 per lot.

    Sold for: Sign-in or Join (free & quick)

    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
    Only 11 days left to consign to the 2018 June 10 - 11 Luxury Accessories Signature Auction - Chicago!

    Learn about consigning with us

    You reach a customer base that is in many ways completely unknown to the major auction houses, and your marketing to this base is as professional as one could hope for. As I continue to wind down my holdings.
    Michael Z.,
    Hawthorne, NY
    View More Testimonials receives more traffic than any other auction house website. (Source:

    Video tutorial

    Getting the most out of search

    Recent auctions

    2018 March 10 The David and Janice Frent Collection of Political & Presidential Americana, Part 2 Internet Session
    2018 March 10 The David and Janice Frent Collection of Political & Presidential Americana, Part 2 Internet Session
    REALIZED SO FAR $134,169