David, Any photos? > Something I've not run into before...Kohler & Chase upright, #77139. > Some sluggish hammers...found it was missing the hammer return spring. I > looked some more and discovered no hammer return springs? Looked some > more and realized the hammer return spring rail was metal and pivoted. A > slider on the bass cheek block could move the springs against the hammer > butts in different degrees...i.e. change the touch. The springs were > straight medal wire with no curved end as usual. Pretty cool... > David Ilvedson, RPT > Pacifica, CA 94044 >
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