Home / Color Changing Coffee Mugs / Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Mug 11oz
  • Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Coffee Mug 11oz Default Title 11oz - Go Mug Yourself
  • Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
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Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Mug 11oz

Rappahannock Station, Va. Quarters of Field and Staff Officers, 50Th New York Engineers (U.S. Civil War) Color Changing Mug 11oz

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$17.99 USD
$17.99 USD
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Rappahannock Station, Va. Quarters of Field and Staff Officers, 50th New York Engineers - Color Morphing Mug Design

This is a documentary photograph of the living quarters of the field and staff officers of the 50th New York Engineers, taken at a Union Army camp on the Rappahannock River in Virginia in March 1864.

Visual Elements & Composition

The picture is built around the camp itself: the officers' quarters and the structures that supported them, set out across the ground in a clear, orderly arrangement. Nothing is posed for effect. The eye settles on the buildings and the spaces between them, which is how a record of daily camp life was meant to be read.

Meaning & Symbolism

The quarters stand for the working life of a regiment organised in 1861 and turned to engineering duty. The 50th New York Engineers built bridges, roads and fortifications and handled pontoon equipment, the unglamorous work that let the army cross rivers and move between battlefields in the later years of the war. Timothy H. O'Sullivan, one of the war's most important photographers, made the image, and the Library of Congress preserves it as a primary record. It shows the infrastructure behind the front lines, the part of the war that rarely gets photographed.

Built for the Hand and the Morning Cup

A mug is turned slowly in the hands, so this photograph gets read a little at a time, the way a letter is. The design also has a trick of its own: it stays faint on a cold mug and comes up as the coffee heats the surface. Pour in something hot and the camp appears, a reminder that the people in these quarters were also starting their mornings with something warm.

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Color-changing ceramic mugs with a glossy finish, black exterior, and white interior. Available in one size: 11 oz (≈330 ml). Heat-reactive coating reveals your custom design when filled with hot liquid. BPA- and lead-free, with a comfortable C-handle.

This mug brings a playful twist to the daily coffee or tea ritual. At room temperature, it looks like a simple black mug with a glossy finish. But add a hot beverage, and your chosen design fades into view, showing vivid colors against the white interior.

The ceramic body is durable enough for repeated use, while the C-shaped handle balances comfort and grip. Printing uses sublimation techniques that fuse color into the heat-reactive surface for crisp results when the design appears.

  • Material: ceramic with glossy black exterior and white interior.
  • Size: one standard size, 11 oz (≈330 ml).
  • Finish: glossy glaze with heat-sensitive surface.
  • Printing: sublimation process produces crisp, vibrant colors.
  • Safety: BPA-free and lead-free, suitable for everyday drinks.
  • Effect: design is faintly visible when cold, fully revealed when hot.

Perfect as a novelty gift or a fun personal mug, the heat-reactive design makes coffee breaks more engaging. It works well for morning coffee, afternoon tea, or hot chocolate.

  1. Daily routine: fill with any hot beverage to reveal your chosen artwork.
  2. Gifting: the “magic” reveal makes it a memorable present for birthdays, holidays, or office exchanges.
  3. Office use: sparks conversation while still being practical for everyday drinks.

Note: for best results, avoid designs that rely heavily on deep black backgrounds, as they may blend with the mug’s surface when cold.

Unlike standard mugs, color-changing mugs require gentler care to preserve the heat-reactive coating. Hand-wash only — avoid the dishwasher and abrasive scrubbers, which can damage the finish and reduce the effect.

The mug is safe for short microwave use when heating liquids, but repeated high-heat cycles may shorten the lifespan of the coating. Always allow the mug to cool before washing.

Available in one classic size: 11 oz (approximately 330 ml). It’s large enough for most standard coffee makers and fits comfortably in most cabinets.

Size guide

All measurements are product dimensions in inches.

11 oz
Height (in) 3.78
Diameter (in) 3.23
Diameter w/ handle (in) 4.76

Note: measurements are approximate; slight variations may occur due to manufacturing tolerances.