86 L. CASELLA'S CATALOGUE 



WEIGHTS. 



801. Brass Weights, viz., 1 kilogram to 5 milligram, very exact, in mahogany case, 



per set . . . . . . . 3 15 



802. BRASS WEIGHTS, viz., the i kilogram to ^ of a gram, in mahogany case, per set 



330 



o03. SET OF WEIGHTS, gram with its subdivisions to T^Q of a gram, platinum, in 

 ebony case, 1 10s. ; aluminium in mahogany case . . 150 



804. WEIGHTS, from 50 grams to 1 milligram, for scientific chemists 1 15 



805. NEST OF BRASS WEIGHTS from the kilogram to the gram . 10 



806. SET OF CAST IRON WEIGHTS, viz., 5, 3, 2, 1 kilogram . . 10 6 

 Several of the coins of the metric system are weights, e.g., the franc, which is silver, weighs 



5 grams. The piece of 20 centiemes, also of silver, weighs 1 gram. The centieme, which 

 is bronze, weighs 1 gram. (See Tarnier's " Tableaux du Systeme Metrique.") 



MEASURES OF CAPACITY. 



807. Rodwell's Cubic Decimetre, showing the origin of the litre . 060 



808. CUBIC DECIMETRE, with top layer divided into 100 cubic centimetres 100 



809. LITRE, DOUBLE LITRE, AND DOUBLE DECILITRE, in wood, mounted with tin- 



plate . . 010 



810. LITRE, HALF LITRE, DOUBLE DECILITRE, DECILITRE, HALF DECILITRE, 



DOUBLE CENTILITRE, of pewter . * . ' .. . 076 



812. LITRE WINE BOTTLE, . . . :> *t 006 



813. Glass Bottles, litre and half-litre. 



814. APOTHECARIES' MEASURE, cubic centimetres compared with fluid ounces, 



010 



815. HECTOLITRE, principal measure for corn, etc. 



816. DOWLING'S SYNOPTIC TABLE, showing the measures and weights of the system 



in their real dimensions, and in their relation to one another, with hand-book 



15 

 MEASURES OF LENGTH. 



817. British Association Mural Standard, showing the metre and yard in 



apposition, for the comparison of measures in public situations, on white 

 porcelain, in a mahogany frame . . . . : 500 



818. METRE, consisting of five links, which are connected by four hinges with springs 



of blue steel . . ,.. . . '. .. . . 076 



819. EICZARD'S SCHOOL METRE, with printed questions and answers . 066 



820. METRE, with yard graduated, paper or tape . . ' 001 



822. METRE, with hinges, four fold, of boxwood . . . 030 



823. Half Metre or Cubit, four fold, of boxwood V . ,"" . 026 



824. METRE, of steel riband, in maroon case, roulette <-'- 016 



825. MEASURING TAPE, with steel wire inserted, double dekametre, or chain (i.e. 20 



metres) or 100 links ... > , y. .... . , .," .,...' 7 6 



826. LAND CHAIN of 100 links or double decimetres, = 20 metres, of varnished steel, 



with appendages of brass ^ -. * --> > . 12 



827. Link, or Double Decimetre, of hard steel, graduated to fifths of millimetres, 



070 



828. CUBIT, OR HALF METRE, graduated to fifths of millimetres, of hard steel 050 



829. LINK, OR DOUBLE DECIMETRE, of pearwood, folding with a hinge 016 



