53*n

hein donner: the biography - mã¼nninghoff

boost your chess 2: beyond the basics - yusupov

dangerous weapons: the sicilian - emms / palliser

excelling at chess - aagaard

true combat chess: winning battles over the board - taylor

play winning chess - 4th edition - seirawan

chess strategy: move by move - hunt

the zaitsev system - kuzmin

power chess for kids 2 - hertan

the big book of world chess championships: 46 title fights from steinitz to carlsen - schulz

amateur to im: proven ideas and training methods - hawkins

attacking chess: the king's indian, volume 2 - vigorito

dangerous weapons: 1 e4 e5 - emms, flear and greet

dangerous weapons: the queen's gambit - palliser, flear and ward

gambiteer ii - davies

grandmaster repertoire 4: the english opening vol. 2 - marin

the queen's indian defence - lalic

chess praxis (new translation) - nimzowitsch

1...b6: move by move - lakdawala

winning chess combinations - seirawan