(Thematic - Business) Portland Area High Technology Evolution Gunnison Perhaps most striking about this

Perhaps most striking about this large map are the three engraved vignettes for "State House Nashville

Large and thorough

Virginia is likewise

Carte Geographique

A wonderful map for the region which draws heavily from Lewis Evans 1749 map of the area

(Thematic - Business) Portland Area High Technology Evolution Gunnison Perhaps most striking about this(Thematic Business) Portland Area High Technology Evolution, Cacy & Linch, 1984The trajectory is familiar to post WW II tech regions where small businesses started in basements by electronics hobbyists and amateurs, and turns into brick and mortar stores. Companies like Hawthorne Electronics, one of the earliest companies shown would become a general electronics shop that built oscillascopes in back, with a store in front. Tracing the roots and