Mexican postage stamp issued to commemorate the 40th anniversary of the founding of the Instituto Politécnico Nacional de México (the National Polytechnic Institute of Mexico) on January 1, 1936. Established during the…

Mexican postage stamp issued to commemorate the 25th anniversary of the founding of the Instituto Politécnico Nacional de México (the National Polytechnic Institute of Mexico) on January 1, 1936. Established during the…

This is the first published periodic table of elements in its modern form with the elements of each group arranged vertically. Dmitry Ivanovich Mendeleyev (1834-1907) created this table for the second edition of his…

Preface describes how this chemistry textbook contains an intermediate level of instruction, being more advanced than elementary chemistry but not as comprehensive as college chemistry. The modified periodic table of…

Entitled "Candle Moulding on a Large Scale," photographic reproduction depicts men working in a candle molding factory. Accompanying text describes the candle making process, consisting of wax being poured into molds…

The top photographic reproduction is entitled "The Results of Assisting Nature" and depicts Swedish turnips grown with varying amounts of mineral manure and nitrogenous fertilizers. The bottom illustration is titled "An…

Entitled "Working Under Cover," photographic reproduction depicts a man guarded by a rope screen as he operates a guncotton press. Guncotton, or nitrocellulose, is used in explosives.

This plate is found within The…

Entitled "One Stage in the Manufacture of an Explosive," photographic reproduction depicts women in a factory picking cotton waste. The cotton waste will be converted into guncotton, or nitrocellulose, which is used in…

Entitled "Molten Iron without a Furnace," photographic reproduction depicts rail workers melting a mixture of metallic aluminum and iron oxide, known as thermit. When heated, a chemical action results in metallic iron…

Entitled "Where Stalactites Abound," illustration depicts two men exploring inside the stalactite caverns in Padirac, France. Rays of light emit from the opening at the top of the cavern. A stairwell descends into the…

Entitled "A Big Blaze at Baku," photographic reproduction depicts a petroleum fire at the petroleum fields in Baku, Azerbaijan, formerly under Russian rule. The natural stores of oil gush from the earth's surface; when…

Entitled "Science at a Colliery Disaster," frontispiece plate depicts a scene from the Hamstead Colliery mining disaster of 1908, which occurred in Hamstead, England. The rescue party wear respirators while performing a…

Figure illustrates crystals from a fused alloy of copper and tin under magnification.

This plate is found within The Romance of Modern Chemistry, which is a layman's introduction to topics in chemistry. Includes a…

Entitled "A Chemical Fire-Engine," photographic reproduction depicts firemen standing on a chemical fire engine truck. The caption states how a carbonate acid mixture results in carbon dioxide, which provides water…

Photographic reproduction depicts bundles of wheat grown on an experimental farm at Rothamsted, England with varying amounts of manure and chemical fertilizers. The first column shows the year 1878 with the second…

Entitled "A Wonderful Ceiling," photographic reproduction depicts the Ballroom of stalactites found within the Luray Caverns in Luray, Virginia. Accompanying text describes how stalactites are formed by chalk-filled…

Figure illustrates salammoniac under magnification after being dissolved in water, causing the crystals to separate out from the solution.

This plate is found within The Romance of Modern Chemistry, which is a layman's…

Entitled "A Simple Chemical Change," photographic reproduction depicts a lump of quicklime in the top photograph with the middle photograph exhibiting steam emitting from the lump as a result of the addition of water. …

Entitled "Capping a Burning Oil Well," illustration depicts workers leading a crane with a cap to a petroleum fire. Explanatory text states how cap will be lowered upon the source of the petroleum leakage to extinguish…

A photographic reproduction of the replica of an alchemist's laboratory located in the Deutsches Museum in Munich, Germany. Various vessels for distillation can be seen along with two furnaces.

This plate is found…

A layman's introduction to topics in chemistry including a history of chemistry along with alchemy and the philosopher's stone; elements including organic, invisible, metals, acids, alkalies, and water; chemical changes…

Entitled "Sealing Platinum Wires into an Electric Glow Lamp," photographic reproduction depicts a man at a workbench sealing platinum wires into an incandescent light bulb. Information below the image explains how…

Entitled "A Wonderful Result of Prolonged Chemical Action," photographic reproduction depicts stalactites and stalagmites in the caves at Cheddar, Somerset, England. Accompanying text describes how the growths are a…

Entitled "The Rubbish Heap of a Chemical Industry," photographic reproduction depicts mounds of alkali waste at the United Alkali Company Limited plant in St. Rollox, Glasgow, Scotland. Smoke stacks can be seen in the…

Entitled "How a Man may Breath Safely in a Poisonous Atmosphere," photographic reproduction of the front and backside view of a man wearing a breathing apparatus. The caption states how the breathing bag delivers oxygen…