Esso Research Center Linden NJ 1949 Postcard Oil Lab Scientist 1¢ Stamp Used

Measures: 5.5" x 3.5" Vintage divided-back postcard depicting the Esso Research Center in Linden, New Jersey. The front showcases the mid-century modern architecture of the multi-story laboratory facility, with a circular inset photograph of a scientist at work with laboratory glassware. Postally used and postmarked 1949 with a 1-cent George Washington stamp. Specifications: • Type: Original Printed Postcard (divided back) • Location: Linden, New Jersey • Era: Postmarked 1949 • Subject: Esso Research Center / Petroleum Industry / Oil & Gas / Standard Oil • Features: 1¢ George Washington stamp, postally used • Size: Standard 3.5" × 5.5" • Condition: VG- (very good minus); honest wear consistent with age and postal use — please review all photos before purchasing A strong subject for collectors of petroleum industry Americana, roadside/industrial corporate architecture, New Jersey topographicals, oil & gas history, and mid-century laboratory/science ephemera. Esso (Standard Oil) branding adds crossover appeal to energy-industry and corporate-history collectors. Both front and back photographed. Item sleeved and shipped securely with cardboard support. Combined shipping available — additional cards ship for reduced cost.