1891 Science  
50 a year. Communications will be welcomed from any quarter. Abstracts of scientific papers are solicited, and twenty copies of the issue containing such will be mailed the author on request in advance. Rejected manuscripts will be returned to the authors only when the requisite amount of postage aocompanies the manuscript. M'hatever is intended for insertion rnust be autheotiuated by the name and address of the writer: not neoevsarilv for publication, but as a guaranty of good faith. We do not
more » ... od faith. We do not hold ourselves responsible for any view or opinioils expressed in the communications of our correspondents. Attention is called to the "Wants" colurnr~. All are invited to use it in soliciting illformation or seeking new positions. The name and address of applicants shoulrl be given in full. so that answers will go direct t o them. The " Exchange " column is likewise open. .
doi:10.1126/science.ns-17.429.230-a pmid:17796252 fatcat:cbzrqp5gsngbfdqi7egabdmc2i