They are the arms of The Glenglassaugh Distillery Company Limited. Vol 90 Fol 47 very nicely rendered by Clare McCrory.
The ingenious blazon is:
Shield: Per fess undy Argent and Azure, in chief three pairs of billets Sable between three gyrons in fess charged in chief of a barrulet Azure and in base a lion passant guardant Argent between its paws a plumb rule erect Proper
Crest: two gannets respectant wings close heads elevated their inner profiles forming the outline of a whisky still Proper
