Acoustic Products Company Stock Certificate from 1928
Acoustic Products Company Stock Certificate from 1928
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Are the certificates authentic?
Are the certificates authentic?
Yes, all of the certificates we sell are authentic stock and bond certificates unless otherwise mentioned in the description. At one point in time, this certificate represented a share of of the company, or a bond receipt. These certificates have been removed from circulation and digitalized, as seen by cancellation holes, stamps and writing on the certificate. We offer these certificates as a collectable item, not a security.
This is an original stock certificate from Acoustic Products Company, dated 1928 to 1929, printed in brown.
Shows light aging and minor foxing consistent with its age. This certificate was issued, the handwritten signatures of the company's secretary and president remain visible, it was transferred. Offered as a collectible. You will receive a similar certificate to the one shown.
In 1928-1929, Delaware was becoming the corporate haven it remains today, attracting technology companies seeking favorable incorporation laws. Acoustic Products Company operated during the late 1920s boom in audio and sound reproduction technologies, when radio broadcasting was transforming American entertainment and creating demand for improved acoustic equipment. The company emerged during the golden age of radio, when manufacturers raced to perfect speakers, amplifiers, and sound reproduction devices for the rapidly expanding consumer market. Ben Wm. Hollander, the certificate's original owner, invested in this Delaware corporation just months before the October 1929 stock market crash that would devastate the technology sector and send many audio equipment companies into bankruptcy during the Great Depression.
Audio technology certificates from the pre-crash era represent a fascinating intersection of early electronics innovation and financial history, capturing the optimism of an industry that would eventually revolutionize American culture.
Materials and care
Materials and care
Here are some quick tips to preserve your certificate for decades to come.
Paper quality: Stock certificates were printed on a variety of certificate paper dating back to the mid 1800s. Most of these vintage collectable certificates have signs of used & wear , cancellation holes, pencil / pen writing, stamps, staples, adhesives, slight rips, missing coupons and other features.
Handling: Always handle the certificate with clean, dry hands or use cotton gloves to avoid transferring oils and dirt from your skin onto the paper.
Storage: Store the certificate in a cool, dry place away from direct sunlight, which can cause fading. Use acid-free folders or archival-quality plastic sleeves to protect it from moisture, dust, and physical damage.
Framing: If displaying the certificate, use a frame with UV-protective glass to prevent light damage. Ensure the certificate is mounted using acid-free materials to avoid any chemical reactions that could degrade the paper over time.
Avoid Exposure: Keep the certificate away from direct sun, extreme temperatures and humidity, which can cause the paper to warp or deteriorate. Avoid exposing it to pollutants, such as smoke or chemicals, which can cause discoloration.

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