The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Vol. XXXVII. Part B4. Beijing 2008 
Geonetwork Opensource, http://geonetwork-opensource.org 
Georgakas, D., 2008. A Virtual Visit to the Museum “G. 
Averof”. BSc. Thesis. Department of Geography. Harokopio 
University of Athens. June 2008. [In Greek]. 
Google Maps API, http://code.google.com/apis/maps/ 
Hellenic Navy, http://www.hellenicnavy.gr/ 
ISO, International Organization for Standardization, 
http://www.iso.org/ 
ISO/TC211, http://www.isotc21 l.org/ 
KML, Keyhole Markup Language, http://code.google.com/apis/ 
kml/ 
OSGeo, Geographic Open Source, http://www.osgeo.org/ 
OGC, Open Geospatial Consortium, http://www.opengeo 
spatial.org/ 
PostgreSQL/PostGIS, http://www.postgresql.org/ 
Stefanakis, E., and Krtikos, G., 2007. The Battleship 
“G.Averof’. Project Proposal. Department of Geography. 
Harokopio University of Athens. June 2007. [In Greek], 
Williamson, I.P., Rajabifard, A., and Feeney, M.E.F, (Eds) 
2004. Developing Spatial Data Infrastructures: From Concept to 
Reality. Taylor & Francis Group. 
ACKNOWLEDGEMENTS 
The Authors wish to thank the Admiral in duty and the 
personnel at the Museum Battleship “G. Averof’ for their 
cooperation in this Project; and Mr D. Georgakas, student at 
HUA, for his contribution in the digitization of the ship deck 
plans and the implementation of a pilot virtual visit in the 
Museum. 
Figure 11. An example query to the metadata items of the 
Catalog Server for the battleship “G.Averof’. 
: ^Metadata j | Digital Photo ~~| 
Identification 
info 
Title 
AlP29a 
Date 
2008-03-13T19:42:00 
Date type 
Publication 
Presentation 
form 
imageDigital 
Abstract 
Znpiég ore Q/K b$èpum> pmi tt] Naupoxio thq 'EAArit; | 3-12-1912 
Status 
hisfefca (Archive 
Maintenance 
asNeeded 
and update 
frequency 
Descriptive 
keywords 
Noupoxia 'EAArjg , Album: 1 / Page: 29a (theme). 
Descriptive 
keywords 
ûopSovéAAio (place). 
Access 
constraints 
copyright 
Use 
constraints 
restricted 
Language 
Greek, Modern (1453-) 
Character set 
utfS 
Topic category location 
code 
Extent 
Temporal 
Extent 
Begin date 1912-12-O3TD0:QO:OO 
End date L912-12-03TDC:00:00 
Extent 
Geographic 
bounding 
box 
North bound 
latitude 
40.022 
West bound East bound 
longitude longitude 
26,12 26.12 
South bound 
latitude 
40.022 
Distribution 
info 
On Lin e http://local-host: SG3G/g eonetwork/srv/en/resc u rces.get 7 
resource i d-4 8Stf na m e=&a cce ss=p ri v ate 
; Digital Photo Album :1 / Page:29a 
Metadata 
File identifier 4bf2GcS3-0el6-4c9a-Seac-2Se73cl497c3 
Language English 
Character set utfS 
Date stamp 2O0S-G3-2GTI1:11:38 
Metadata ISO 19115:2003/19139 
standard 
name 
Metadata 1.0 
standard 
version 
Metadata 
author 
Individual Emmanuel Stefanakis 
name 
Organisation Harokopio University of Athens 
name 
Position Assistant Professor 
name 
Electronic estefigshua.gr 
mail address 
Role pointOf Contact 
Figure 10. The metadata items for a historical photograph 
(damages from the naval battle of Elli 12/Mar/1912) 
as presented to the end-user. This metadata is 
encoded based on an ISO 19139 template (XML 
format). 
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