etym p.454 schaelien...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/29723 <http://www.w3.org/nl/lemon/frac#Attestation>

etym p.454 schaelien... 
etym p.454 schaelien decker. Scandularius: qui scandulis aut laminis petrarum domos tegit. 

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