Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.

Topography map series, obtained from a 1968 survey.

Photograms of the 1968 July flight for Getaria-Villabona, with an approximate scale of 1:17000. The corresponding hard-copy B/W contacts and slides are archived; contact set in passes and set of extensions (1:2500) by municipality - slides sets in passes with reference points.