1886 R. E. G. Cole Gloss. Words S.-W. Lincs. (at cited word) They've gotten a parish moler.

1893 S. Baring-Gould Cheap Jack Zita II. xvi. 39 Artisans out of humour because trade was slack, gangers,..millers, molers, gozzards.

1902 C. G. Harper Cambr., Ely & King's Lynn Road 206 The moles..caught by the molers.

1990 ‘J. Gash’ Very Last Gambado (1991) xxi. 179 If you were trying the museum, and couldn't suss it yourself, who would you get? A moler?

1910 Chem. Abstr. 4 2363 ‘Moler’ is an argillaceous diatomaceous earth found in a limited region in the fiords of Denmark.

1923 A. B. Searle Sands & Crushed Rocks I. iii. 127 Moler is a sandy material somewhat resembling kieselguhr or diatomaceous earth.., but it is less refractory and contains a considerable proportion of clay and volcanic ash, for which reason it is self-binding and can be made into bricks without any other bond.

1932 A. G. Geeson Gen. Building Repairs (ed. 2) I. i. 48 Plaster, terra cotta, moler and breeze slabs have the advantage that they can be sawn to size.

1948 Archit. Rev. 104 57 The remaining blocks will be finished in a 4½ in. external concrete-brick cladding with an internal 4 in. skin of molar [sic] blocks with a 2 in. cavity.

1981 Mining Ann. Rev. 561/3 Output of moler is put at 125,000 m³.

1993 Engin. & Mining Jrnl. May 38/2 Products include: moler insulating bricks with a maximum classification temperature of 950°C.