Katherine Johnson Shirts, Scientist Cafe Series, Women In Science, NASA, Hidden Figures, Science Shirts, Science Gifts, Nerdy Gifts Katherine Johnson, a vital figure in NASA's early spaceflights, excelled in manual calculations and aided the transition to computer-based tasks. Her crucial verification for John Glenn's historic 1962 mission is remembered in a fictional "Johnson's Java" brand, offering a unique gift for science enthusiasts and teachers, featuring symbols and her birth year on a t-shirt. This unisex jersey tee is a timeless favorite, offering a comfortable fit & soft cotton feel. High-quality print, ribbed knit collars, taped shoulders, and dual side seams for lasting durability and shape. 100% Airlume combed & ringspun cotton. Light fabric (4.2 oz/yd² (142 g/m²)). Tear-away label. Runs true to size. Care: Machine wash and tumble dry on low. Size (Inches): - XS: 16.5W x 27L - S: 18W x 28L - M: 20W x 29L - L: 22W x 30L - XL: 24W x 31L - 2XL: 26W x 32L - 3XL: 28W x 33L