80 H. I. JENSEN. 



3. Vol. lxiii., p. 299. " Sunspots and very Cold Days." 



4. Vol. lxv., Feb. 13th, 1902. "A New Solar Theory by 



J. Halm (Paper abstracted from Astr. Nachr., Nos. 

 3723-4.) 



5. Vol. lxvil, No. 1732, Jan. 8, 1903. "On the Similarity 



of the Short Period Barometric Variations over Large 

 Areas." (Dr. Lockyer.) 



6. Vol. lxvii., No. 1733, Jan. 15th, 1903. "Sunspots and 



Summer Heat." (Mc Do wall.) 



7. Vol. lxvii, No. 1738, Feb. 19th, 1903. "Solar Promin- 



ences and Terrestrial Magnetism." (Dr. Lockyer.) 



8. Vol. lxvii, No. 1746, April 16th, 1903. "Solar Promin- 



ences and Spot Circulation 1872 - 1901." (Dr. Lockyer) 



9. Vol. lxviii., No. 1749, May 7th, 1903. "The Solar and 



.Meteorological Cycle of Thirty-five Years." (Dr. Lockyer) 



10. Vol lxviii, No. 1765, August 27th, 1903. "Sunspots 



and Phenology." (McDowall) 



11. Vol. lxviii, No. 1773, Oct. 22nd, 1903. "Our Winters 



in Relation to Bruckner's Cycle." (McDowall) 



12. "Simultaneous Solar and Terrestrial Changes," by Sir 



Norman J. Lockyer. (Paper presented to the inter- 

 national Meteorological Committee at Southport, Sept. 

 11th 1903, abstracted in Nature Feb. 11th, 1904.) 



E. Royal Society Proceedings 



Vol. lxx., p. 500. " On Some Phenomena which suggest a 

 Short Period of Solar and Meteorological Changes," by 

 Sir Norman Lockyer, k.c b., f.r.s., and Dr. W. J. S. 

 Lockyer, M.A., f.r.a.s. 



F. Royal Society of New South Wales 



1. " Periodicity of Good and Bad Seasons," by H. C. Russell, 



b.a., c.m.g., f.r.s., June 3rd, 1896. 

 2 " Recurrence of Rain," by H. C. Russell, b.a , c.m.g., f.r.s. 



September 4th, 1901. 

 3. " Possible Relation between Sunspot Minima and Volcanic 



Eruptions," by H. I. Jensen, June 4th, 1902. 



VII. Appendices. — Appendix I., Periodicity in Eruptions. 

 Eruptions of Colima. 



Colima 1856 (sunspot minimum) 

 ,, 1870 (just after minimum) 

 „ 1881 ,, ,, 



1891 



... lJUo . , ,, 



