Here are a number of useful books (entire books!) that I’ve found are freely available online to download.
Andrews, D., Barber, D., Bedford, J., Blake, B., Bryan, P. and Mills, J. 2009. Metric Survey Specifications for Cultural Heritage. English Heritage.
Andrews, D., Bedford, J., Blake, B., Bryan, P., Cromwell, T. and Lea, R. 2010. Measured and Drawn: Techniques and practice for the metric survey of historic buildings. English Heritage.
Bannister, A., Raymond, S. and Baker, R. 1991. Surveying. 6th Edition. Longman Scientific & Technical, UK.
Becker, H. and Fassbinder, J.W.E. 2001. Magnetic Prospecting in Archaeological Sites: ICOMOS Monuments and Sites VI, ICOMOS, pp103.
Campana, S. and Piro, S. 2009. Seeing the Unseen – Geophysics and Landscape Archaeology. Taylor and Francis, London.
Campana, S. and Forte, M. 2006. From Space to Place – 2nd International Conference on Remote Sensing in Archaeology. Proceedings of the 2nd International Workshop, CNR, Rome, Italy, December 4-7, 2006. BAR International Series 1568. Archaeopress.
Campana, S., Forte, M. and Liuzza, C. 2010. Space, Time, Place – Third International Conference on Remote Sensing in Archaeology. BAR International Series 2118. Archaeopress.
Campbell, J.E. and Shin, M. Geographic Information System Basics. v. 1.0. The publisher has asked for the customary Creative Commons attribution to the original publisher, authors, title, and book URL to be removed.
Chandra, A.M. 2005. Surveying: Problem Solving with Theory and Objective Type Questions. New Age International, New Delhi.
Dingwall, L. and Gaffney, V. 2007. Heritage Management at Fort Hood, Texas. Archaeopress.
Gaffney V., and Stančič, Z. 1991. GIS Approaches to Regional Analysis: a Case Study of the Island of Hvar. Ljubljana.
Gaffney, V., Thomson, K. and Fitch, S. 2007. Mapping Doggerland: the Mesolithic Landscapes of the Southern North Sea. Archaeopress
Giligny, F., Djindjian, F., Costa, L., Moscati, P. and Robert, S (eds). 2015. Concepts, methods and tools. Proceedings of the 42nd Annual Conference on Computer Applications and Quantitative Methods in Archaeology. Archaeopress.
Kavanagh, B.F. and Bird, S.J.G. 2000. Surveying – Principles and Applications. 5th Edition. Prentice Hall, New Jersey.
Masterton, W.L., Hurley, C.N. and Neth, E.J. 2012. Chemistry: Principles and Reactions. 7th Edition, Brooks/Cole, Cengage Learning, Belmont.
Musson, C., Palmer, R. and Campana, S. 2013. Flights into the Past: Aerial photography, photo interpretation and mapping for archaeology. Aerial Archaeology Research Group (Occasional Publication No. 4).
Ó Ríordáin, B. & Waddell, J. 1993. The Funerary Bowls and Vases of the Irish Bronze Age, Galway University Press, 289pp. Galway.
O’Sullivan, A. 2000. Crannogs: Lake-dwellings of early Ireland. Townhouse. Dublin.
Sarris, A. 2015. Best Practices of GeoInformatic Technologies for the Mapping of Archaeolandscapes. Archaeopress Open Access.
Schofield, W. and Breach, M. 2007. Engineering Surveying. 6th Edition. Elsevier, Oxford.
Skre, D. 2007. Kaupang in Skiringssal. Kaupang Excavation Project publication Series, vol. 1. Norske Oldfunn, vol. 22. Aarhus University Press, Aarhus 2007.
Skre, D. 2007. Means of Exchange. Dealing with Silver in the Viking Age. Kaupang Excavation Project Publication Series, Volume 2. Norske Oldfunn XXIII. Aarhus University Press, Aarhus 2007.
Skre, D. 2007. Things from the Town. Artefacts and Inhabitants in Viking-age Kaupang. Kaupang Excavation Project Publication Series, Volume 3. Norske Oldfunn XXIV. Aarhus University Press, Aarhus 2007.
Waddell, J. 1990. The Bronze Age Burials of Ireland. Galway University Press, 166pp. Galway.
English Heritage Archaeological Monographs
English Heritage has a long tradition of producing highly illustrated archaeological monographs about key sites and topics of importance to the understanding of the historic environment in England. Many of the past titles have long been out of print and yet are still of value for reference purposes. There are currently a large number of fully illustrated monographs dating from 1979-2011, all freely available to download as pdf’s.