.a (Giorgia to Stefanie): 5 1/2 × 8 1/2 (14 × 21.6 cm)
.b (Stefanie to Giorgia): 5 7/8 × 8 1/4 (14.9 × 21 cm)
Giorgia Lupi, Stefanie Posavec. Dear Data: Week 18 (How Many Drinks / A Week of Drinking). 2015
.a (Giorgia to Stefanie): 5 1/2 × 8 1/2 (14 × 21.6 cm)
.b (Stefanie to Giorgia): 5 7/8 × 8 1/4 (14.9 × 21 cm)
Giorgia Lupi, Stefanie Posavec. Dear Data: Week 18 (How Many Drinks / A Week of Drinking). 2015