A slip-line field analysis is given for the deformation of a soft asperity by a hard one and equations are derived for the corresponding coefficients of friction and wear rates.

Key to Species of Cariniana Inflorescence predominantly terminal and subterminal; pyxidium without teeth at line of opercular dehiscence.

Not the bearer of glad tidings of great damnation. A forecrier of earthly rejuvenescence.

His fastidious nature had been evident in his careful snipping of a customer's hair and now he guided his pencil with the same adroitness.