According to Tommy, what is the "white whale"? What is so challenging about it?

What consists of electronic components that store instructions ready to be executed and the data needed by those instructions

The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece

In russian churches the number of domes usually matches the number of altars. but this church has only one altar dome, and 21 symbolic ones. what normal construction device does this church lack?