Here are some resources for researching this area
A table showing the years in which a town was created by subdividing existing towns, a process known as setting off.
![Picture](/uploads/1/0/8/9/108938321/table-of-formation-dates-of-merrimack-valley-towns-massachusetts-12-3-17-page-1_orig.jpg)
A list of all the mills of the American Woolen Company (.docx file):
![](http://www.weebly.com/weebly/images/file_icons/rtf.png)
american_woolen_company_mills.docx |
Map showing Lawrence, Mass. and surrounding towns