caseycameron 13 Report post Posted February 1, 2017 The US Bureau of Land Management has updated its link to the well-known Tech Note 248 (a downloadable PDF) by Neffra Matthews and Tom Noble: https://www.blm.gov/nstc/library/pdf/TN428.pdf CHI has updated the link on our Photogrammetry technology page on our website: http://culturalheritageimaging.org/Technologies/Photogrammetry/ 2 Quote Share this post Link to post Share on other sites