The Online Books Page

Books by T. G. Creak:

Books in the extended shelves:

• Creak, T. G.: Fundamental congruence solutions, giving on root (y) of every congruence y [mathematical symbol]+1 (mod p and p[superscript k]) for all primes and prime powers < 10, 000 (F. Hodgson, 1923), also by Allan Cunningham (page images at HathiTrust)
• Creak, T. G.: Fundamental congruence solutions : giving one root (y) for every congruence y[superscript xi] = +1 (mod p and p[superscript kappa]) for all primes and prime powers < 10,000 (Francis Hodgson, 1923), also by Allan Cunningham (page images at HathiTrust)
• Creak, T. G.: Haupt-exponents, residue-indices, primitive roots, and standard congruences (F. Hodgson, 1922), also by Allan Cunningham and H. J. Woodall (page images at HathiTrust)

Find more by T. G. Creak at your library, or elsewhere.