Pascals Law Apparatus ,Each

Details:

Pascalft s law apparatus^ pascalft s law apparatus, weight: 3.3Lb, length: 13.0In, width: 8.7In, height: 9.4In, consists of a moulded plastic base into top of which may be screwed one of a set of four vases of differing shape & a movable index on vertical rod enables the height of water