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American Marketplace chronicles the development of the industrial expansion of the United States following the Civil War, and the parallel emergence of the consumer products reflecting more the prosperity that came with 19th and 20th Century manufacturing.  The 669 titles reflect many well-known companies in industries such as agriculture,shipping, the railroads, and the early automotive and aviation trades.  Along with the manufacturer’s catalogs are period consumer products as illustrated in mail-order, retail and merchandise catalogs. less

This collection contains primary resources about Carnegie's bequests along with supporting explanatory text, that teachers will be able to use a part of their curriculum.

The Eichleay Engineering Corporation Photographs document the company’s business operations through images that depict house raising and moving, structural engineering, industrial construction, and mechanical installation.

Pittsburgh’s heritage is strongly rooted in iron, steel, mining and related industries. The Pittsburgh Iron & Steel Heritage Collection is a digital compilation of books, journals, more photographs, trade catalogs, and related literature. Through this collection, we strive to preserve the culture, heritage and knowledge of our region's industrial past, while enhancing the public's understanding of what made Pittsburgh the "Workshop of the World." less

Funded by a grant from the Willary Foundation, this collection contains letters, books, paintings, photographs, and other artifacts from the era when the Lackawanna Valley emerged more from its agrarian beginnings to become an industrial center that powered the torn nation's war effort. Contributing agencies include the Scranton Public Library, the Lackawanna Historical Society, the Steamtown National Historic Site, and the Anthracite Heritage Museum. This collection relates to Scranton's early history and its importance in politics and history of the United States. less

The Builder is an architectural publication that was published in Pittsburgh from 1901 to 1919. Its subtitle is: "Devoted to Architecture". The Builder is a highly more unique resource that provides an in-depth look at the design and construction of residential and commercial spaces in Pittsburgh during the era that Pittsburgh's industrial, commercial and civic life thrived. The contents in the Builder includes both the artistic & architectural overview of individual buildings and neighborhood developments, as well as the artisan and skilled trade resources used by designers, architects and builders during this period. ​Carnegie Library of Pittsburgh gratefully acknowledges the loan of several volumes of The Builder for this project by the University of Notre Dame. less

An archive of papers examining historical flood control and new proposals under construction during the 1930's and 40's.

An archive of over 300 digital images from the library's Historic Warren Photograph Collection.

Provides a detailed navigational study of the river during the era of early rafting and lumbering.