Thermometer , Hygrometer , Anemometer , Seismograph , Sphygmomanometer
Option:
Justification: All except Sphygmomanometer are geographical instruments, while sphygmomanometer is a clinical instrument to measure blood pressure.

Thermometer , Hygrometer , Anemometer , Seismograph , Sphygmomanometer
Justification: All except Sphygmomanometer are geographical instruments, while sphygmomanometer is a clinical instrument to measure blood pressure.