Ashburnham sheets with Boston and Maine RR Trackage 
Roughly in order, North to South
 
1895 Maps 
 1-2
 
1904 Maps 
 3-4
 1
 4
 
1909 Maps 
 4-5
 6
 
1917 Maps 
 2
 3
 4
 
1942 Maps 
 2 (?)
 3 (?)
 4