![](https://coimages.sciencemuseumgroup.org.uk/410/210/large_thumbnail_smg00172402.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/410/210/large_thumbnail_smg00172402.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/320/461/large_thumbnail_smg00029926.jpg)
Schatz scale reading microscope
1914
![](https://coimages.sciencemuseumgroup.org.uk/353/240/large_thumbnail_smg00176790.jpg)
Repeating Theodolite
1875
![](https://coimages.sciencemuseumgroup.org.uk/311/267/large_thumbnail_smg00023777.jpg)
Microscope stand by Hertel and Reuss
1960-1969
![](https://coimages.sciencemuseumgroup.org.uk/377/874/large_thumbnail_smg00153206.jpg)
Bazzi and Bianchi phonendoscope
1901-1905
![](https://coimages.sciencemuseumgroup.org.uk/354/674/large_thumbnail_smg00051522.jpg)
Steel measuring wedge by Otto Fennel und Soehne
1910
![](https://coimages.sciencemuseumgroup.org.uk/313/607/large_thumbnail_smg00030121.jpg)
Scherer's "Logarithmischgraphische Rechentafel"
1880-1892
![](https://coimages.sciencemuseumgroup.org.uk/341/410/large_thumbnail_smg00079682.jpg)
Navigationsrichtgerat
1851-1968
![](https://coimages.sciencemuseumgroup.org.uk/320/457/large_thumbnail_smg00029922.jpg)
Nonien scale reading microscope
1914
![](https://coimages.sciencemuseumgroup.org.uk/2/386/large_thumbnail_a635099.jpg)
Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917
1914-1917
![](https://coimages.sciencemuseumgroup.org.uk/341/77/large_thumbnail_smg00056250.jpg)
Rob shears
1881-1920
![](https://coimages.sciencemuseumgroup.org.uk/361/806/large_thumbnail_smg00176939.jpg)
Compensation level, German, 1874
1874
![](https://coimages.sciencemuseumgroup.org.uk/320/462/large_thumbnail_smg00029927.jpg)
Skalen scale reading microscope
1914
![](https://coimages.sciencemuseumgroup.org.uk/447/87/large_thumbnail_smg00069197.jpg)
Pilot balloon theodolite by Otto Fennel Sohne of Kassel
1939
![](https://coimages.sciencemuseumgroup.org.uk/2/719/large_thumbnail_a653640.jpg)
Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917
1914-1917
Three rolls of plaster tape
1914-1918
Orrery planetary model & clock
1880-1901
Mining transit theodolite, German, 1850-1876
1850-1876
Mining transit theodolite, 1910-1915
1910-1915
Prismatic reflecting circle with case.
1865-1875
Pair of 5 metre Measuring Rods
1900
Pair of 5 metre measuring rods
1910
Replica of quadrant used by Tycho Brahe, 1560-1565
1560-1565
One of three photographs of Astronomical universal instruments
1876
Photographs (3) of Astronomical universal instruments
1876
One of three photographs of Astronomical universal circles
1876
Bazzi and Binachi's phonendoscope
1896-1904
Cathetometer by F W Breithaupt & Sohn
1883
Bazzi and Bianchi's phonendoscope (cased)
Bazzi and Bianchi phonendoscope
1897-1904
Bazzi and Bianchi phonendoscope
Analytical balance by Breithaupt & Sohn, Germany, 1804-1830
1804-1830
Packet of Ipecac and Opium tablets
1914
One of three photographs of Astronomical universal instruments
1876