![Iron collar identifying the owner of slave from XVIII century, with the inscription "Este preto pertence a Agostinho de Lafetá Carvalhais de Óbidos", Portugal sec XVIII. [640x392] : r/ArtefactPorn Iron collar identifying the owner of slave from XVIII century, with the inscription "Este preto pertence a Agostinho de Lafetá Carvalhais de Óbidos", Portugal sec XVIII. [640x392] : r/ArtefactPorn](https://preview.redd.it/iron-collar-identifying-the-owner-of-slave-from-xviii-v0-fdy97a1ddzm81.jpg?width=640&crop=smart&auto=webp&s=cde8c5149bb5e5e602c825b55ea6426bcfd157cb)
Iron collar identifying the owner of slave from XVIII century, with the inscription "Este preto pertence a Agostinho de Lafetá Carvalhais de Óbidos", Portugal sec XVIII. [640x392] : r/ArtefactPorn
![Slave torturing devices. The collar may have been used to prevent him from escaping through narrow openings, like windows, etc, 1863. [819x1312] : r/HistoryPorn Slave torturing devices. The collar may have been used to prevent him from escaping through narrow openings, like windows, etc, 1863. [819x1312] : r/HistoryPorn](https://external-preview.redd.it/18ra3-ccCse_KgT99AP9km1utJ_7cHhD-QwRee24Lmc.jpg?auto=webp&s=328218a4623b56b8ac923e2c822d2e41e48e2744)
Slave torturing devices. The collar may have been used to prevent him from escaping through narrow openings, like windows, etc, 1863. [819x1312] : r/HistoryPorn
![Iron collar punishment for fugitive slaves from Voyage Pittoresque au Bresil oil painting reproduction by Jean Baptiste Debret - NiceArtGallery.com Iron collar punishment for fugitive slaves from Voyage Pittoresque au Bresil oil painting reproduction by Jean Baptiste Debret - NiceArtGallery.com](https://www.niceartgallery.com/pic/8718e9a1/155355l.jpg)
Iron collar punishment for fugitive slaves from Voyage Pittoresque au Bresil oil painting reproduction by Jean Baptiste Debret - NiceArtGallery.com
![Circuits Of Containment: Iron Collars, Incarceration And The Infrastructure Of Slavery | Semantic Scholar Circuits Of Containment: Iron Collars, Incarceration And The Infrastructure Of Slavery | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ca6da2deef7aa5e672dc769f150e9b8890120486/43-Figure2-1.png)