
1) Calico cloth
Found on
https://www.crosswordclues.com/clue/dowlas

Dowlas is the name given to a plain cloth, similar to sheeting, but usually coarser. It is made in several qualities, from line warp and weft to two warp and weft, and is used chiefly for aprons, pocketing, soldiers` gaiters, linings and overalls. The finer makes are sometimes made into shirts for workmen, and occasionally used for heavy pillow-c....
Found on
http://en.wikipedia.org/wiki/Dowlas

coarse linen
Found on
http://phrontistery.info/d.html

• (n.) A coarse linen cloth made in the north of England and in Scotland, now nearly replaced by calico.
Found on
http://thinkexist.com/dictionary/meaning/dowlas/
Dow'las noun [ Prob. from
Doullens , a town of Picardy, in France, formerly celebrated for this manufacture.] A coarse linen cloth made in the north of England and in Scotland, now nearly replaced by calico.
Shak. Found on
http://www.encyclo.co.uk/webster/D/115

Dowlas was a coarse linen cloth named after Doulens in Picardy where it was formerly manufactured. Dowlas was formerly much used by working people for shirts until this use of it was generally superseded by calico by about 1900.
Found on
http://www.probertencyclopaedia.com/browse/PD.HTM

a strong linen cloth.
Found on
http://www.telelib.com/authors/S/ScottWalter/prose/pirate/glossary.html

a coarse linen cloth fromBrittany
Found on
http://www.tudorrevels.co.uk/glossary.php

a coarse linen or cotton cloth.
Found on
https://www.infoplease.com/dictionary/dowlas
No exact match found.