PETERSEN POULTON 



Petersen, H. E. 



Polymorphien 

 Petersen, J. 



Theorie des equations 

 Petherbridge, F. R. 



Fungoid and insect pests '632 

 Petri, L. 



Studi sul marciume 

 Pettigrew, J. B. 



Animal locomotion 



Design in nature 

 Pfeffer, W. 



Physiol. of plants 

 Pfeiffer, T. 



Vegetationsversuch 

 Philadelphia. 



See Academy. 

 Philip, A. 



Gregorian calendar 

 Philip, J. C. 



Physical chem. 



Romance of mod. chem. 

 Phillips, A. H. 



Mineralogy 

 Phillips, F. C. 



Chem. German 

 Phillips, J. 



Brit. Belemnitidae 



p.s. 56455(1162 : 42) 

 Phillips, W. 



Brit. Discomycetes 

 Philos. mag. 

 Phin, J. 



Seven follies 



-583481 

 '51282 



'58121 : 63-16 



'59147 

 /. '575 



'5811 

 '58113 



-52904 



'541 

 '5404 



'54902 

 -54014 : 43 



-589233(42) 

 '505 P.M. 



'504 



Physical soc. of Edin., R. 



Proc. 



soc. of London. 



Memoirs 

 Proc. 



Physikal. Berichte 

 Zeitschrift 



-5706(4144) p. 



-53082 

 -5306 L.P. 

 -5305 P.B. 

 '5305 P.Z. 



Phytologist -5805 P. 



Picard, E. 



Deux variables -5171 



Devel. d'analyse '5171 



Math, en France -5109 



Traite d'analyse '5171 



Pickering, C. 



Hist, of plants -5809 



Piersig, R. 



Deuts. Hydrachniden /. '5954(43) 

 Pike, O. G. 



Birdland byways -5982 



Pinchot, G. 



Forestry -634 



Pirie, G. 



Rigid dynamics ^ 



Value of TT 



Planck, M. 



Physik 



Thermodynamics 



Warmestrahlungen 

 Plattner, C. F. 



Blowpipe anal. 

 Playfair, J. 



Huttonian theory 

 Ploss, H. 



Das Weib 

 Plowright, C. B. 



Brit. Uredineae 

 Plucker, J. 



Abhandlungen 



Plumb, C. S. 



Farm animals 

 Pocock, R. I. 



Garb. Arachnida 

 Pogson, F. 



Agric. in India 

 Poincare, H. 



Capillarite 



Chaleur 



Ginematique 



Elasticite 



Electricite et optique 



Figures d'equilibre 



Hypotheses cosm. 



Maxwell's theory 



Oscillations 



Probabilites 



Science and hypothesis 



Science et methode 



Telegraphic sans fil 



Theorie de Maxwell 



Theorie de la lumiere 



Thermodynamique 



Tourbillons 



Valeur de la science 

 Poincare L. 



New physics *5309 



Pollack, B. 



Staining nerv. syst. '578 

 Polled herd book. -636205 P.H. 



Poor, C. L. 



Solar syst. -5232 



Porsch, O. 



Spaltofmungsapparat -58182211 

 Porter, J. B., and Durley, R. J. 



Coals of Canada -5532(71) 



Potonie, H. 



Steinkohle -55323 



Potonie, H., and Go than, W. 



PaJaobotan. Praktikum -561 

 Poulton, E. B. 



Colours of animals -591157 



Essays on evolution -57504 



-5304 

 "5367 

 -53633 



-543 



-5501 



-573 



-589225(42) 



'5108 



P.S. -5654(115 : 42) 

 -63(54) 



-5326 



-5361 



-5311 



-5367 



'5371 



-5322 



-521 



'53788 



-53856 



'519 



-5101 



'5101 



-53788 



'53856 



'5351 



'5367 



-53912 



-5101 



319 



