Exterior horizontal combing, uncoated surface. Original photograph in Giza Archives shows combed double-headed arrow on front of body (arrows pointing up and down), made with a 3- 4 pronged comb prior to firing.
Sowada, Karin; Ownby, Mary; Wodzińska, Anna; Vessel: Giza MFA 13.5132, Site: Giza (Egypt/Delta/Lower Egypt), The Levantine Ceramics Project, accessed on 03 May 2025, https://www.levantineceramics.org/vessels/24939-giza-mfa-13-5132.