Celebrate the legacy of steam railroading with this distinctive 15 oz coffee mug featuring the legendary Union Pacific Big Boy 4014. This impressive vessel showcases detailed artwork of the world's largest steam locomotive, complete with its iconic number plate and the classic Union Pacific shield. The Big Boy 4014, a marvel of engineering, is captured from multiple angles showing its massive articulated frame and intricate mechanical details. Perfect for railroad enthusiasts and history buffs, this mug lets you start each day with a reminder of America's golden age of steam power. The large 15 oz capacity means fewer refills during those long morning hours. Whether displayed proudly on your desk or used for your daily coffee ritual, this mug serves as a conversation starter about this extraordinary piece of railroad history. . Must-have for any collector. Union Pacific Big Boy 4014 Details: DESIGN FEATURES: Premium 15 oz ceramic mug featuring the iconic Union Pacific Big Boy 4014 steam locomotive in detailed black finish with authentic numbering HISTORIC DETAILS: Showcases the legendary X4014 steam engine with its distinctive front-mounted bell and massive articulated wheel configuration COLLECTOR'S ITEM: Perfect memorabilia for train enthusiasts featuring authentic Union Pacific shield logo and locomotive imagery PRACTICAL SIZE: 15-ounce capacity provides ample volume for hot beverages while displaying the impressive steam engine artwork VISUAL APPEAL: Multiple viewing angles of the locomotive including side profile and front view capture the grandeur of this historic steam engine