Colored paper boats on the background of an open bookColored paper boats on the background of an open book
Empty blister with inserted needles on the page of the medical dictionaryEmpty blister with inserted needles on the page of the medical dictionary
The old notes of the symphony have deteriorated from old ageThe old notes of the symphony have deteriorated from old age
A compass lying on a paper manuscript against the background of historical mapsA compass lying on a paper manuscript against the background of historical maps