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Adiantum petiole t.s., Adiantum rhizome t.s, Adiantum root t.s, Adiantum sorus t.s, Adiantum sporophyte t.s., Dryopteris petiole t.s, Dryopteris rachis t.s., Dryopteris rhizome t.s., Dryopteris root t.s., Dryopteris sporangia w.m, Dryopteris sporophyll v.s., Equisetum mature cone l.s., Equisetum mature cone t.s., Equisetum prothallus, Equisetum rhizome t.s., Equisetum root t.s., Equisetum stem t.s., Equisetum young cone l.s, Equisetum young cone t.s., Fern anthe ridia v.s., Fern archegonia v.s., Fern leaflet with sporangia t.s., Fern prothallus antheridia w.m., Fern prothallus archegonia w.m., Fern prothallus developing embryo w.m., Fern prothallus with archegonia and antheridia w.m., Fern prothallus with sporophyte w.m., Fern rachis t.s., Fern spores teased w.m, Fern stolon t.s., Isoetes leaf t.s., Isoetes megasporophyll c.s., Isoetes microsporophyll c.s., Isoetes rhizome t.s., Isoetes root t.s., Lycopodium apex l.s., Lycopodium cernuum stem t.s., Lycopodium leaf t.s., Lycopodium phelgmaria stem t.s., Lycopodium root t.s., Lycopodium wightanum cone l.s., Lycopodium wightanum cone t.s., Lycopodium wightanum stem t.s., Marselia leaf t.s., Marselia petiole c.s., Marselia rhizome c.s., Marselia root c.s., Marselia sporophyte h.t.s, Marselia sporophyte t.l.s, Marselia sporophyte v.l.s, Ophioglossum leaf c.s., Ophioglossum rhizome t.s., Ophioglossum root t.s., Ophioglossum spike l.s., Ophioglossum spike t.s., Osmunda spike t.s., Psilotum leaf t.s, Psilotum rhizome t.s., Psilotum stem t.s., Psilotum synangia t.s., Pteris rachis t.s, Pteris rhizome t.s., Pteris root t.s, Pteris sporangia t.s., Pteris sporangia w.m., Selaginella leaf t.s., Selaginella microsporongia w.m, Selaginella rhizophore t.s., Selaginella root t.s., Selaginella spike cleared w.m., Selaginella spike v.s., Selaginella stem t.s.
For students to determine volume easily. A set of four specimens machined to have equal volume. Each piece is 12 mm × 12 mm × 50 mm (L x W x H). Set includes Aluminum, Copper, Brass and Steel.
Total 505 gm ,Comprising 1 mass of 200 gm, 2 masses of 100 gm, 1 mass of 50 gm, 1 mass of 20 gm, 2 masses of 10 gm, 2 masses of 5 gm, 2 masses of 2 gm, 1 mass of 1 gm. In box
Brass, plated. With loop on one side and hook on the other side.
The Equal Mass Metal Cylinder Set includes Aluminum, Copper, Brass, Tin and Zinc. Each Cylinder measures ½” in diameter and has the same mass, 20 gm.
