Browse Items (3473 total)

a circular wooden lead weighted base with turned wooden leg terminating in an apparatus plate. The stand is telescopic with adjustment by a wooden screw

Stand for a block iron (ABDUA 15902), handle broken, decoration, bell, ring & crown, scrolls, bird (i.e. Glasgow shield). One of a number of items donated by Mrs Argo of Aberdeen, some of which were used on the farm of Darnabo, near Fyvie,…

Black ebonite top containing 2 brass terminal and brass key. Paper label ' 0.0050 microF 0.0048 microF '

2 standard cells in blue-grey cylindrical case with 4 black screw terminals. ' No. 77550 Standard Cell / WESTON / TYPE 1149 '

Included in Observatory equipment of 1823 Marischal College Natural Philosophy Inventory (King's Archives). Value: one guinea', ' Standard foot Examined by Maskelyne ' on paper in Copland's hand sellotaped onto lid. Inscribed 'J Sisson London'.

4 terminal standard resistance in blue-grey metal box with brown insulating top.

' 1000 OHMS / 0.1 AMPS '

Plate ctd. No 79.764 / STANDARD RESISTANCE / TYPE 1659 1 OHM / 3 AMPS / (ABSOLUTE). Standard resistor in cylindrical metal case.

On top in white ' TYPE 4190A / MICROHENRYS No. 128,618 ' . 2 chrome terminals on top. In wooden box.