Tree planting spade, gift from Class of 1906 [detail of plaque]

Inscription on plaque reads: 'Pioneer Spade Presented By Class of '06: Lilian B. Fox, Laura Righetti, Irene Righetti, Katharine Twombly, H. Wade, H. F. Tout, H. H. Cox, G. Wade'. This photo is a detail of the class spade for planting class trees, see the full photo here:  http://digital.lib.calpoly.edu/rekl-84713