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Overhead Projector Transparencies For use with Overhead Projectors
Alveoli structure, Autonomic nervous system, Birth of baby, Blood cells, Chambers of ruminant Stomach, Circulatory system, Digestive system, Elbow joint, Endocrine glands, Excretory system, Foot & toes joint, Growth, Hip joint, Human brain, Human ear, Human eye, Human heart structure, Human sperm, Human spine, Human tooth, Human uterus with foetus, Knee joint, L.S. human face, Liver & Pancreas, Lymphatic system, Mammary glands, Menstrual cycle, Mouth structure, Muscular system, Nerve cell, Nervous system, Ovum travels from ovary to uterus, Path & action of secretion in stimulating production of pancreatic juice, Pituitary gland & relations, Reflex arc, Reproductive structure system male, Reproductive system female, Respiratory system, Retina of eye, Shoulder joint, Skeleton system, Skin with hair, Spinal cord structure, Spinal nerves, Testis & seminiferous tubules in Section, Thyroid & adjacent structures, Types of teeth, Ultra filtration, Vestigial organ, Wrist joint
Aluminium tubular balance, with zero adjustment. Scales are both in grams and Newton. With upper & lower suspension hooks, graduation on inner tube.
Black Painted weights have a non-movable hook on the top. Bottoms of the weights are recessed and contain a weight below bar allowing weights to be hung from each other. Weight set includes one each of 10 gm, 50 gm, 100 gm, 500 gm and 1Kg. Two each of 20 gm & 200 gm. In plastic molded box.
Die casted, powder coated. These are excellent alternate of brass weights. These masses can be supplied in sets also.
Demonstrates the typical concept behind the architecture of roman arch structures, which are famous for their strength in compressive loading. Comprises a pre assembled 3-part buttress and a set of 23 wooden blocks. Fully assembled arch can easily support the weight of a child.