EXPLORING THE SOCIETY'S COLLECTIONS. The society has a number of important collections including butterflies, shells, eggs, sands, microscope slides, rocks, minerals and Northamptonshire fossils. This is a great opportunity to look at our extensive collections, to draw, study them or just appreciate their beauty. Also, if you wish to assist us conserving or documenting you would be welcome. On cooler days door may be closed, please ring doorbell to top right.

LAGRANGE POINTS by Jens Buss. The JWST is parked in the L2 Lagrange position. What are Lagrange points and how do they work. These are important for space observatories. Jens will explain. Guests are very welcome.