![HISTORY TV18 on Twitter: "#VintageIndia An Indian ascetic wearing an iron collar so he can never lie down, 1870. #Penance #Prayer #India https://t.co/ASoL4x7e67" / Twitter HISTORY TV18 on Twitter: "#VintageIndia An Indian ascetic wearing an iron collar so he can never lie down, 1870. #Penance #Prayer #India https://t.co/ASoL4x7e67" / Twitter](https://pbs.twimg.com/media/Ckqg7nxWgAA5gwR.jpg)
HISTORY TV18 on Twitter: "#VintageIndia An Indian ascetic wearing an iron collar so he can never lie down, 1870. #Penance #Prayer #India https://t.co/ASoL4x7e67" / Twitter
![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?auto=webp&s=4bebd8687fac8096b2097e33c80d2384d954f6bf)
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
![An Iron Collar (later called a Spanish Collar) listed as belonging to the 'Tower' in 1547: NEN Gallery An Iron Collar (later called a Spanish Collar) listed as belonging to the 'Tower' in 1547: NEN Gallery](http://gallery.nen.gov.uk/assets/0708/0000/0410/dscf1591_mid.jpg)
An Iron Collar (later called a Spanish Collar) listed as belonging to the 'Tower' in 1547: NEN Gallery
![Medieval Instrument Of Torture Spiked Punishment Collar (iron Collar, Spanish Collar) On Wooden Stock Photo, Picture And Royalty Free Image. Image 35176420. Medieval Instrument Of Torture Spiked Punishment Collar (iron Collar, Spanish Collar) On Wooden Stock Photo, Picture And Royalty Free Image. Image 35176420.](https://previews.123rf.com/images/id1974/id19741501/id1974150102135/35176420-medieval-instrument-of-torture-spiked-punishment-collar-iron-collar-spanish-collar-on-wooden.jpg)