Slide Rule Faber Castell Novo Duplex 62/83

Spark Plug Tester Skopéo

Elphor Planimeter Bender & Hobein

Unknown glass tube device

Surveyor Cross with Compass

Shoe Size Measuring Tool

Colorimeter Duboscq

Micrometer 0-10mm in hundreds

Abney level clinometer T. Cook

Watchmakers clock made in brass.

Cutter for sugar/candy. Contrary to current times was sugar sold in bigger lumps, so called cones, instead of cubes. One had to cut his/her own piece of suger from the cone with this kind of cutter.

Phanzeder Balance

Holosteric Barometer A. Fisch