The Atmos perpetual motion clock was invented in France by Jean-Leon Reutter in 1927. Marked "Fifteen 15 Jewels VXN; Switzerland Unadjusted." Polished case is 24-carat gold plated. This clock has a brass plaque on the back that reads: "1972 Fredrick L. Reid, 41 Years Service Mountain Bell." The clock's serial number is 361910. Caliber 528-8.