while we're talking about this, there's a nice free PDF book available on best practice in digitizing:

@Book{butt-2018,
  editor    = {Jody Butterworth and Andrew Pearson and Patrick Sutherland and Adam Farquhar},
  title     = {Remote Capture: Digitising Documentary Heritage in Challenging Locations},
  location  = {Cambridge UK},
  publisher = {Open Book Publishers},
  date      = {2018},
  isbn      = {9781783744756},
  doi       = {10.11647/obp.0138},
  url       = {https://www.openbookpublishers.com/product/747},
  urldate   = {2019-06-16},
  note      = {Appendices available from \url{https://www.openbookpublishers.com/product/747}},
}