World prices and the building industry; index numbers of prices of 40 basic commodities for 14 countries in currency and in gold, and material on the building industry,

Mode of access: Internet.

The literature of working men; being the supplementary numbers of The Working man's friend, from March, 1850 to February, 1851, inclusive.

Mode of access: Internet.

Plankton diatom species-numbers as indicators of water quality,

Caption title.

1960 price list and supplement to volume 1 of Criswell's currency series : current market value on notes listed by Criswell's numbers.

Mode of access: Internet.

Masters in art [odd numbers, i.e.] Andrea del Sarto [Raphael Sanzio, The frescoes of Raphael, Michelangelo as a sculptor, Michelangelo as a painter, Leonardo da Vinci].

Mode of access: Internet.