@article{DA,
      author = {V. Mueller & Co. and Kny-Scheerer Company and Arnold &  Sons},
      url = {http://digitalcollections.ohsu.edu/record/4306},
      title = {Miscellaneous medical instruments and equipment},
      abstract = {Medical Museum Collection, Box 21},
      number = {DA},
      doi = {https://doi.org/10.6083/M4QF8R73},
      recid = {4306},
}