Acoustics & Optics Journal — John Emslie 1850 Natural Philosophy

In 1850, John Emslie drew and engraved two of the most ambitious popular science plates of the Victorian era for publisher James Reynolds in London. The front cover presents Acoustics (Popular Diagrams No. 31): diagrams of the human ear’s outer, middle, and inner structures, sound wave propagation and reflection, musical theory notation, and illustrations of organ, harp, piano, and wind instruments — a single plate synthesizing anatomy, physics, and music theory into an accessible educational tool of extraordinary visual richness. The back cover presents Optics (Popular Diagrams No. 32): 34 diagrams illustrating simple and complex lenses, refraction and reflection of light, the color spectrum and rainbow, the anatomy of the human eye, and optical devices including the camera obscura and magic lantern.

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Product Details

• Format: Hardcover lined journal
• Pages: 150 perforated lined pages (75 sheets) for easy removal
• Binding: Casewrap sewn binding that opens flat
• Dimensions: 5.75 × 8 inches (14.6 × 20.3 cm)
• Weight: Approximately 250g (0.55 lbs)
• Cover: Matte laminated full-wrap print
• Production barcode on back cover (0.5" × 0.5")

Perfect For

• Scientists, physicists, and STEM educators celebrating Victorian scientific democratization
• Music lovers and acoustics enthusiasts drawn to the visual synthesis of sound, anatomy, and music theory
• Optics and photography historians fascinated by the camera obscura and magic lantern
• Victorian illustration collectors and natural philosophy admirers
• Students and educators of physics, anatomy, and the history of science communication
• Gift for anyone captivated by the visual explanation of natural phenomena