Hand-Painted 3D Amphioxus Embryonic Stages Anatomical Model on Base, 10 x 9 inch Subcategory_Charts and Posters reorienting tubing runs through 90

reorienting tubing runs through 90 degrees without kinking the line at the bend point

the apex continuing the systematic angle-versus-deviation series for comparing nonlinear deviation growth

000x magnification animal cell model on mounted base reveals detailed organelle structure for comprehensive cell biology teaching

Eleven-ohm 5A air-cooled rheostat with constantan winding on a 300x44mm vitreous-enameled steel tube and a slide-bar carriage carrying a phosphor-bronze contact

Hand-Painted 3D Amphioxus Embryonic Stages Anatomical Model on Base, 10 x 9 inch Subcategory_Charts and Posters reorienting tubing runs through 90Amphioxus embryonic development model reveals gastrulation, neurulation, and chordate formation for vertebrate evolution and developmental biology teaching.