Gass Collection

Chief Engineer of Tower Bridge, London 1926
Chief Engineer John Gass in the control house at Tower Bridge, seen here actuating the levers which control the 1000 tonne bascules. Date: 1926

Grand Prince Mikhail Yaroslavich (from the Historical Medal Series), 18th century. From a private collection

Grand Prince Daniil Aleksandrovich (from the Historical Medal Series), 18th century. From a private collection

Grand Prince Yuri I Dolgorukiy (from the Historical Medal Series), 18th century. From a private collection

Grand Prince Igor Yaroslavich (from the Historical Medal Series), 18th century. From a private collection

Grand prince Yaroslav the Wise (from the Historical Medal Series), 18th century. From a private collection

Illustration of copper electrode, as cathode electrons arrive from zinc anode via external circuit, they reduce hydrogen ions from acid, forming hydrogen gas molecules

Thomas Andrews (1813-1885) Irish physical chemist. Critical temperature of gases. Photograph

Discharge in Geissler tubes containing rarefied gases. Investigations of these phenomena led to the discovery of cathode rays, x-rays and electrons. From A

MERIWETHER LEWIS (1774-1809). American explorer. Wood engraving, 1811, from an account of Patrick Gass, a member of the Lewis and Clark expedition

LEWIS AND CLARK EXPEDITION. Meriwether Lewis (wearing cocked hat) and William Clark having a council with friendly Native Americans during the 1804 expedition

LEWIS & CLARK: INDIANS 1811. Meriwether Lewis shooting a Native American during the Lewis & Clark Expedition. Copper engraving, 1811, from Patrick Gass Journal of the Lewis & Clark Expedition

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"Gass: A Journey Through Time and Discoveries" Step back in time to the year 1926, where Chief Engineer of Tower Bridge in London, with his keen eye for innovation, oversaw the construction of a masterpiece that would forever change the city's skyline. Travel further into history to the 18th century, where Grand Prince Mikhail Yaroslavich graced us with his presence. Captured by artist Johann Balthasar Gass, this historical medal series immortalizes his regal stature for generations to come. As we delve deeper into this captivating era, another grand prince emerges from Gass' artistry. Grand Prince Daniil Aleksandrovich stands tall and proud in his depiction, showcasing the power and influence he commanded during those turbulent times. But let us not forget about Grand Prince Yuri I Dolgorukiy. His image captured by Gass transports us back to an age filled with intrigue and political maneuvering as he navigated through a complex web of power dynamics. Gazing upon yet another masterpiece created by Johann Balthasar Gass himself brings forth Grand Prince Igor Yaroslavich. The intricate details etched onto these medals allow us a glimpse into the life and times of this influential figure from centuries past. Switching gears slightly, we find ourselves exploring scientific wonders. An illustration reveals how electrons journeyed through copper electrodes while reducing hydrogen ions from acid – forming none other than hydrogen gas molecules themselves. Thomas Andrews enters our narrative next; an individual whose contributions shaped our understanding of gases. His work on discharges within Geissler tubes containing rarefied gases paved the way for future discoveries in this field. Now let's embark on an adventure across uncharted territories alongside Meriwether Lewis and William Clark – American explorers who ventured westward during their famous expedition from 1804-1806. Patrick Gass recounts their remarkable journey through wood engravings that immortalize their courage and determination.