The "absolutely precise" metal signs are bought by professional locomotive model makers.

Understanding and predicting airborne composition and concentrations is pivotal to addressing interconnected challenges in air quality, climate systems, and atmospheric processes. Pollutants, such as ...

Modeling the Dynamics of Life: New Frontiers in Biological Physics and Mechanics is a special Collection of the npj Biological Physics and Mechanics journal, dedicated to the development and ...

One of the Museum's most popular models, this replica of the Johnson Monoplane was built in 1959 by Julius and Harry Johnson—who designed and built the original aircraft in 1910. Among the historic ...

Montmartre with Sacre Coeur in the Kemnitzer Paper Model Collection (courtesy of David A. Kemnitzer, architect; photo by National Building Museum staff) WASHINGTON, DC — Architect David Kemnitzer ...

For much of the nineteenth century, inventors submitted a model with their patent application to the United States Patent Office. The National Museum of American History’s patent model collection ...

https://doi.org/10.2307/1224564 • https://www.jstor.org/stable/1224564 Copy URL The article describes an extended entity-relationship model covering biological ...