Left to right:

'72 D-35 (Spruce top/mahogany back and sides)
'74 G-37Bld (spruce top/arched maple back);
'92 D-55NT (spruce top/rosewood back and sides);
'81 D-46NT (spruce top/ash back and sides); and
'74 D-25M (mahogany-stained spruce top/arched mahogany back).
'71 D-44NT (not shown)