When m1 = m2, the machine is in neutral equilibrium regardless of the position of the weights. Hall, William Henry Hall was responsible for a significant publication in the middle of the 18th century The new royal encyclopedia; or, complete modern universal dictionary of arts and sciences on a new and improved plan. Containing a digest and display of the whole theory and practice of the liberal and mechanical arts comprising a general repository of ancient and modern literature. Including all the material information that is contained in Chamber s Cyclopedia, the Encyclopædia Britannica, and the French Encyclopædie. First published in 1788 going into many re-issues over the next 50 years.
The three volume set contained 153 copper-plate prints and maps, including some folding maps. Contained many brief encyclopedic entries in alphabetical orders plus longer, mainly illustrated, sections (systems or treatises) on a variety of subjects: Aerology; Aerostation (hot air balloons); Agriculture; Algebra; Amphibiology; Anatomy; Annuities; Architecture; Arithmetic; Astronomy (includes plates of telescopes); Book-Keeping; Botany; Brewing; Chronology; Chymistry; Comparative Anatomy; Concology; Dialling; Distillation; Drawing; Earth; Earthquakes; Electricity; Entomology; Farriery; Fencing; Fluxions; Fortification; Gardening; Geography (this section includes six folding maps); Geometry; Globes; Grammar; Heraldry; Hydrostatics and Hydraulics (one plate included a diving bell); Icthyology; Knighthood; Logic; Mammalia (included a plate showing whales); Mechanics; Medicine; Mensuration and Gauging; Miscroscopic Apparatus (microscopes); Midwifery; Military Affairs; Music; Natural History; Naval Affairs; Navigation (includes a folding map showing Cooks voyages); Optics; Oratory; Ornithology; Peerage; Perspective; Pneumatics; Projectiles; Steam Engines; Surgery; Surveying; Trigonometry; Vermeology; Volcanos; and War. Hard to find a complete set, as many have been broken up for their handsome copper plate engravings and maps. What is an Antique Map. The word Antique in the traditional sense refers to an item that is more than a hundred years old.The majority of antique maps for sale today come from books or atlases and have survived due to the protection offered by the hardback covers. The first thing to determine when staring a collection or purchasing an item, is what is important to you. Most collectors prefer to build their collections around a theme. You may decide to collect maps from one region or country, charting its development through time. Similarly you could collect maps of one particular period in time, by type i.
Sea or celestial charts or by cartographer. The collector might also want to consider the theme of cartographical misconceptions such as California as an island or Australia as Terra Australis or the Great Southern Land.
The subject is so wide that any would-be-collector has almost endless possibilities to find his own little niche within the field, and thereby build a rewarding collection. Starting a collection & pricing. Pricing is based on a number of different factors, the most important of which is regional. In any series of maps the most valuable are usually the World Map and the America/North America.
The World because it is usually the most decorative and America because it has the strongest regional market. Other factors that come into play re: price is rarity, age, size, historical importance, decorative value (colour) and overall condition and quality of paper it is printed on. As specialised dealers, we frequently work with first time map buyers who are just starting their collection. Classical Images was founded 1998 and has built an excellent reputation for supplying high quality original antiquarian maps, historical atlases, antique books and prints.We carry an extensive inventory of antiquarian collectibles from the 15th to 19th century. Our collection typically includes rare books and decorative antique maps and prints by renowned cartographers, authors and engravers. Specific items not listed may be sourced on request.
Classical Images adheres to the Codes of Ethics outlined by the Antiquarian Booksellers Association of America (ABAA). We are a primarily an online based enterprise, however our inventory may be viewed by appointment. This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "searching01" and is located in this country: AU.
This item can be shipped worldwide.