BMJ 1870;1:513 (Published 21 May 1870)
21 May 1870 (Vol 1, Issue 490)
Articles
BMJ 1870;1:515 (Published 21 May 1870)
BMJ 1870;1:516 (Published 21 May 1870)
Articles - continued
BMJ 1870;1:519 (Published 21 May 1870)
BMJ 1870;1:520.1 (Published 21 May 1870)