National Geographic : 1918 Apr
"When Spring unlocks the earth to loose the smiling flowers" SHEN blooming orchards, and the green bosoms of the hills call you to the open, and you speed your motor car to the country, sweet with the breath of new things, be sure to make your first flight of Springtide on Silvertown Cord Tires. Half your joy, as you read the joyous book of Spring, writ in blossoms, lies in Silvertowns, the graceful, patrician tires with the Red Hallmark of tire quality-the Red Double Diamond-inlaid in the side wall. Buoyant as the Spring air, they give you the leaping joy of ease and comfort. They add the calm joy of security. For the durability and dependability of SILVERTOWN CORDS, along with BLACK SAFETY TREADS, have been proved by Goodrich Test Car Fleets. They measure up to the new tire standard, which includes all standards, the TESTED of- "Mention the Geographic-It identifies you."