SCIENTIFIC AMERICAN, New York, March 4, 1893  The front page features: "The Mexican Central Railway's Monster Locomotive ".
Inside has: "The Manufacture of Dynamite" "Raising the Flag on the Steamship New York" "Extinct Monsters" with much on several dinosaurs; "The World's Columbian Exposition - Entrances to the Transportation, the Woman's and the Manufactures Buildings" and more.
Sixteen pages, two pages inside have older repairs, good condition.