focused man using laptop to study while taking notes - notation stock pictures, royalty-free photos & images
computer with the stock-exchange rate, sweden. - notation stock pictures, royalty-free photos & images
Cantor teaching the musical notation, Der Kantor beim Lehren der Noten, digital improved reproduction of a woodcut, published in the 19th century.
Engraving depicting a 4-4-0 Express Locomotive. Under the Whyte notation for the classification of steam locomotives by wheel arrangement, 4-4-0...
Engraving depicting a 4-4-0 American Express Locomotive. Under the Whyte notation for the classification of steam locomotives by wheel arrangement,...
Engraving depicting a 0-6-0 locomotive. Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement...
Engraving depicting a 0-6-0 locomotive. Under the Whyte notation for the classification of steam locomotives, 0-6-0 represents the wheel arrangement...
Musical notation, three voices organum in modal notation, from the 13th century. Wolfenbuttel, Herzog-August-Bibliothek.
a womanâ«s hand holding a cup of coffee, sweden. - notation stock pictures, royalty-free photos & images