How It Works Magazine Lot Parts 71 75 78 80 Missing 76 77 Vintage Science

How It Works Magazine Lot Parts 71 75 78 80 Missing 76 77 Vintage Science This is a mixed but mostly consecutive lot of How It Works magazines from the 2nd Edition weekly series. The lot includes Parts 71 through 75 and Parts 78 through 80. Parts 76 and 77 are not included in this listing. All items are original loose magazines and are not bound into volumes. The magazines focus on science, invention, and technology, featuring detailed explanations supported by diagrams, illustrations, and photographic content. Topics include engineering, industrial processes, scientific principles, and applied technology. The photographs show the exact issues included along with representative interior pages to demonstrate content type and condition. No binders, supplements, or additional inserts are included beyond what is visible in the photos. Used magazines in fair to good overall condition. Covers show visible wear including edge wear, light creasing, scuffing, and age-related marks consistent with regular handling. Pages show general reading wear but remain intact and readable throughout, with no loose pages observed in the issues shown. Please refer to the photos for the exact condition of each magazine included. Colours may appear slightly different in person due to lighting conditions, camera settings, or individual screen displays. This is an incomplete set and is sold as a collectible or reference lot only. No guarantee is made that all originally issued inserts or supplements are present. Only the magazines shown in the photos are included. Buyers looking for a complete run should note the missing issues before purchase. Hashtags#HowItWorks#VintageMagazines#ScienceMagazines#TechnologyHistory#Engineering#RetroReading