[ForSale-Swap] WTB 2 knobs for National NC- two Seventy

[Soundval]

I want to buy 2 knobs for my National NC-270 (actually they are marked 
"NC-two Seventy" )
I need the two knobs at the most left side.
One small and all metal.
One is medium size part plastic, mtal skirt.  The plastic is light blue.

Eugene Rippen,  WB6SZS