1. Editorial

   EditorialNotes 29 September 2010 Pages: 771 - 771

2. Dawn of science

   • T. Padmanabhan

   Series / Article 29 September 2010 Pages: 774 - 778

3. Sir William Henry Perkin: The man and his ‘Mauve’

   • G. Nagendrappa

   General / Article 29 September 2010 Pages: 779 - 793

4. Colour: History and advancements

   • Vinod R. Kanetkar

   General / Article 29 September 2010 Pages: 794 - 803

5. Laser dyes

   • G. S. Shankarling
   • K. J. Jarag

   General / Article 29 September 2010 Pages: 804 - 818

6. Metal complex dyes for dye-sensitized solar cells: Recent developments

   • N. Sekar
   • Vishal Y. Gehlot

   General / Article 29 September 2010 Pages: 819 - 831

7. Symmetry principles and conservation laws in atomic and subatomic physics — 1

   • P. C. Deshmukh
   • J. Libby

   General / Article 29 September 2010 Pages: 832 - 842

8. On pythagorean triples of the form (i, i + l, k)

   • Koundinya Vajjha

   Classroom 29 September 2010 Pages: 843 - 849

9. Perkin’s mauve: The history of the chemistry

   • Andrew Filarowski

   Reflections 29 September 2010 Pages: 850 - 855

10. Classics

    OriginalPaper 29 September 2010 Pages: 856 - 859

11. Information and announcements

    Announcement 29 September 2010 Pages: 860 - 861