North Adams sheets with Boston and Maine RR Trackage 
Roughly in order, West to East
 
1884 Maps 
 1 (Blackington)
 4
 2
 6
 7
 8
 
1888 Maps 
 11 (Blackington)
 2
 6
 7
 8
 
1892 Maps 
 11 (Blackington)
 2
 6
 7
 
1897 Maps 
 17 (Blackington)
 16
 18
 19-6
 7
 13
 12
 10 (Labelled "Fitchburg RR", but I think actually B&A RR - compare to tracks on sheet 14)
 
1901 Maps 
 23 (Blackington)
 20-6
 24
 7
 13
 12
 20
 
1908 Maps 
 35 (Blackington)
 31
 35
 2
 5-6
 8
 7-11
 3
 33 (Labelled "B&M RR", but I think actually B&A - see index map on sheet 1)
 
1914 Maps 
 38 (Blackington)
 36
 14-15
 20
 24-25
 6
 
1929 and 1946 Maps 
 35 (Blackington)
 34 (Blackington)
 33 (Blackington)
 32 (Greylock)
 31 (Brantonville)
 29
 7-8
 11
 23-15
 36
 21