Water Treatment
A description of the Cambridge Water Departments Water Purification Process
SketchUp SKP
The Tiled 3D Model is a combination of terrain with a draped basemap with a collection of 3D building models. These layers have been transformed from the city's GIS data into a SketchUp model that is easy to explore and to edit. SketchUp is available free for non-commercial use.
Research Aids
The Historical Commission has a library of archival and secondary research materials. This page outlines available resources.
Dormer Guidelines
Guidelines to help property owners and design/building professionals create dormers that will increase the living space of an attic story while retaining the basic design integrity of the building and roof lines.