Spirit level, manometric, for rail gradient, probably by Abtus, England c.1960. Manometric spirit level 1955-1965
Twenty-two assorted bubble tubes and levels, by T. Cooke & Sons Ltd, c. 1920. One bubble broken. Assorted bubble tubes and levels, 1920 1920-1921
Spirit level by C.F. Casella and Co. Ltd., London, with Mahogany box and leather case no. 8314, early 20th century Spirit level by C.F. Casella and Co. Ltd.
Spirit level, 2 position spirit level used when setting up signals and on setting or checking the adjustment of repeaters. Wooden frame encased in brass plates. 5 3/4"x2"x3/4" ; 144x50x18mm 2 position spirit level