...during one excavation several litres of vinegar are used in Rudabánya? It is the most suitable to loosen the rock before cleansing the bones.

...you should never put a label directly next to the finds because the precipitation soaks the paper? The correct method: put the label into a bag, then into another bag with the find!

…the area of the largest excavation in Rudabánya was 25 m2 and the smallest one was 2–3 m2 in one season?

…the bones, turned up from the deposit, are needed to be glued together because of their bad conservancy? The usage of such glue is needed to be dissolvable without harming the find.

…in 1976 five Rudapithecus teeth were stolen from the site, and the thief later sold them to the Museum of Natural History Vienna? They are still there in inventory.

…excavation with the grid method in Hungary was first introduced by Ottokár Kadić (in the middle) It was in Szeleta Cave, which contained several Palaeolithic finds.

…in 1967, besides the writing of Miklós Kretzoi in Magyar Nemzet (Hungarian newspaper), András Tasnádi Kubacska also published an article about the first Rudapithecus in Élet és Tudomány (Life and Science)?

…the lake that fills up the bottom of the former iron mine is the deepest lake in Hungary with a depth of 60 m?

…the gallery, which introduces the history of Hungarian fine arts in the Herman Ottó Museum, is the richest gallery in the countryside?