CD-RW (written 30 May 2002) containing 70 aerial photographs taken during an aerial survey of the proposed corridor for the N5 road around Longford.

2 copies of a CD-RW (written 13 December 2004) containing all 4 volumes of the environmental impact statement on the proposed N4 Dromod Roosky Bypass in counties Leitrim and Longford compiled by Roscommon National Roads Design Office. Markus Casey contributed the section on Archaeology and Cultural Heritage. Files are in .pdf format. See P164/1/1/33 and P164/1/1/34 for physical copies of Volume 2 and Volume 4.

CD-RW containing .pdf version of the N4 Drumsna to Longford Road Improvement Constraints Study authored by Mott MacDonald EPO Limited for Leitrim County Council.

CD-RW (copied October 2004) containing:
-Materials pertaining to Markus Casey's supervision of excavations for sewage infrastructure installations ahead of a new development in Merlin Park, Galway, including 10 photographs of excavations (6 March 2003) and 6 Word documents (.doc) related to permits and invoicing (15 March 2002 – 18 March 2003);
-55 documents pertaining to Casey's personal business records and finances;
-19 aerial photographs of an site under excavation and surrounding property in Mountrath, Laois (17 April 2004).

CD-RW containing:
-24 aerial photographs of a site under development in Sligo (23 May 2004);
-10 aerial photographs on the edge of Ballina town adjacent to Leigue Cemetery where a new residential development (Rockwell) was under excavation (23 May 2004);
-5 aerial photographs of an archaeological site at Rathlackan, County Mayo (23 May 2004);
-63 aerial photographs and one annotated map of the site of the proposed Lealetter wind farm at Moycullen (24 May 2004).

CD-RW containing Volume 1 of the route selection report for the N17 road bypass to be constructed around Tuam, along with attached appendices and figures. All files are in .pdf format.

CD-RW containing:
-Word documents (.doc) pertaining to a search to identify the location of a photograph taken by a professor from the University of Cambridge in 1970. Markus Casey was solicited by Rose Desmond, air photograph librarian, to identify the location, which was determined to be a lot in Cahermaculick, a townland northwest of Shrule, County Mayo (3 February 2003-17 February 2003);
-31 aerial photographs and 21 ground-level photographs of the Cahermaculick site (12 February 2003-24 March 2003);
-5 photographs of the Monivea Castle Icehouse, built by the ffrench family at Monivea Demesne, County Galway, c. 1860 (24 March 2003).

CD-RW containing 50 aerial photographs taken along the proposed corridor for the road bypass around Mitchelstown, County Cork (completed 2006).

CD-RW containing digital copies (primarily in .tiff format) of Ordnance Survey map sheets of Ireland.

CD-RW containing all 7 volumes of the environmental impact statement on the proposed M7/M8 road scheme in Laois compiled by the National Roads Project Office, Laois County Council. Files are in .pdf format. Note: Most of the files on the CD-RW are application files; only 10 files comprise the actual report.