Madrid Scientific Instruments

19th Century Portable Sundial in Wooden Case Charming portable sundial from the 19th century, housed in its original wooden case. This compact instrument exemplifies the craftsmanshi...

Rare cadran solaire portatif chinois du XIXe siècle, finement ouvragé en bronze gravé et émaillé. Cet instrument aux détails précis témoigne du savoir-faire et de l'art scientifique...

Mortar with inscriptions. Bronze. Spain, 1823. Con maza. Mortar made of bronze with an enlarged mouth and a cone shaped body developed without discontinuity and with a decreasing diameter to the base; It has two handles or "pieces" towards the smooth decorative moldings that it has on the upper part. The piece presents, almost on the edge, an inscription (I AM FROM D GREGORIO OCANA ANO DE 1823) in capital letters and a date in roman with spaces between them; and the text (the other way around) “Mazon fecci”; both flanked by a simple molding above and another below. This large-sized mortar is of the type that is usually known as "hospital" because it is usually used for medicines in environments with many patients or in important apothecaries. Typologically, it follows the usual line in these examples of the Spanish school during the 19th century: smooth, with moldings and, as a general rule, without those ribs (or derivatives thereof) that used to appear in the previous ones. Compare, for example, with the large pharmacy mortar in the Municipal Museum-Archive of Calella (with inscription, ribs and human heads as handles), a large pestle...

A fossilized horse leg. Equus sp., Pleistocene, Florida, USA This set of fossil horse bones dates from an extinct equine. The inter-locking bones are eleg...

Antique table with barometer Interesting 19th century painting painted in oil with meteorological reasons on wood and which has a barometer in the center and a thermometer in the up...

Terrestrial Globe Ludwig Julius Heymann, Circa 1880 Globe 10 cm in diameter with a marble base held by metal putty. Nineteenth century. Dimensions: 46 cm high 7.14 cm diameter

Pharmacy mortar. Bronze. Spain, 1816. Mortar with an excavated mouth, decoration of derived ribs in pilasters and a stripe in the upper area with an inscription (I am from Don Juan Antonio...