1872
1872 - 1898
Lluís Marià Vidal to Montsec
Lluís Marià i Vidal (1842-1921) was a mining engineer, an excellent field researcher and a pioneer of palaeontology.
1898
1898 - 1902
The discovery of the sites
The first fossils, under the careful control of Lluís Marià Vidal, appear from the beginning of commercial exploitation.
1898 - 1913
Period of commercial operation
The commercial exploitation of lithographic stone in La Pedrera de Meià involved having the workers in this place, under very harsh conditions.
1900
1900 - 1902
Lluís Marià Vidal first campaigns
Aware of the fossiliferous potential of the Lithographic Stone, Lluís Marià Vidal invited the Société Géológique de France to visit the site.
1902
1902 - 1915
The scientific studies of Lluís Marià Vidal
Amphibians, fish, reptiles.. they arrived at the table of Lluís Marià Vidal and he contacted his paleontologist colleagues to start the first scientific articles.
1950
1950 - 1954
Campaigns and studies by Lluís Ferrer i Condal
A long period of oblivion, with the civil war in between, ended with the rediscovery of the site by Lluís Ferrer i Condal.
1954
1954 - 1958
The campaigns of the British Museum
The figure of Dr. Crusafont in Sabadell attracted many palaeontologists to Catalonia, including researchers interested in the site of La Pedrera where they worked, accompanied by Lluís Ferrer i Condal.
1964
1964 - 1970
The campaigns of the Natural History Museum of Paris
A young palaeontology student, Sylvie Wenz, contacts Dr. Crusafont to ask for information about the Pedrera de Meià. Their fieldwork will allow the description of new species of fish.
1968
1968
The Macgeehan Geological Map
Dr. Crusafont acts as an intermediary for the geological work in La Pedrera.
1979
1979 - 1998
The campaigns of the Institut d’Estudis Ilerdencs
Some young enthusiasts from the Geo-Paleontology Section of the Institut d’Estudis Ilerdencs (Friends of Paleontology) begin an exciting adventure of excavations that will last nearly 20 years.