@article{DA,
      author = {Doppelt Geproft},
      url = {http://digitalcollections.ohsu.edu/record/4136},
      title = {Thermometer in metal case},
      abstract = {Centigrade mercury thermometer in a glass tube, with metal  case. The case measures 13 x 1 cm. The thermometer has a  metal cap which screws into the case sheath.},
      number = {DA},
      doi = {https://doi.org/10.6083/M4PC30QC},
      recid = {4136},
      address = {1940},
}