Microscope slide - botany plant algae slides - 1940-1950

This is a nice collection of 67 slides, preparation of botany, plants, wood, stems, roots, pollen, fruits, algae. On all slides is the description (in Dutch). The description of the slides: Linden twig, cedar, lily of the valley, pine, rose twig, horse chestnut, plane tree, crown of thorns, balsa wood, serviceberry, barberry shrub, dogwood shrub, snowball bush, snowflake tree, orchid, maize stalk, Weigelia rosea stalk, creeping buttercup, Cissus antarctica climbing plant, firethorn leaf stalk, sea rocket leaf stalk, Parnassia flower stalk, Thalictrum Flavum leaf, Honeysuckle stalk, Chinese bellflower, Tiger lily, Bur-reed, Pitia Excelsa, oat, Arrowhead, Nettle, Golden rain, Rhubarb root, Indoor linden, pistillate tulip, pollen meal Tulpa Sylvester, pollen Alpine Aster, Vanilla Planifolia, Pitto sporum fruit and leaf, clove stamens, Touch-me-not, Datura leaf, tube seaweed, tree seaweed, horn seaweed, rock seaweed, blue-green algae, stinging nettle, thorn apple leaf, shrub, creeping willow, St. John's wort, valerian, Atropa Belladonna, Batracho sporum, Pylayella, potato, Japanese cherry, Silver poplar, Golden rain, Yew, Papaver Argemone, Leaf stem. `A photo has been taken of all slides. Box size 19x30x4 cm.