hurlbut,

gemology: cornelius; - 1 - usa: john wiley & sons 1979, - 243, xii. 24

includes index

includes references

0-471-42224-x (hard cover):


s--mutiple authors


precious stones

QE392 / .H87 1979

2017 | The Technical University of Kenya Library | +254(020) 2219929, 3341639, 3343672 | library@tukenya.ac.ke | Haile Selassie Avenue