1790-1810, man’s cotton vest, hemp sewing thread

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Source: Historic Costume & Textiles Collection, The Ohio State University, http://fashion2fiber.osu.edu/items/show/448 The cotton from the vest outer fabric can be found at http://cameo.mfa.org/wiki/1790-1810,_man%E2%80%99s_cotton_vest,_cotton_fabric

001.2003.42.7.10-29-2013.BF.200XMM.possiblehemp.sewingthread.jpg

001.2003.42.7.10-29-2013.BF.200XMM.possiblehemp.sewingthread

Source plant
Accession Number 2003.42.7
Title hemp fibers, bright field, 200X
Image Identification information 001.2003.42.7.10-29-2013.BF.200XMM.possiblehemp.sewingthread
Image capture digital
Date of image capture 10/29/13
Microscopist K. Jakes
Microscope Zeiss Axioplan
Mounting agent and RI Meltmount RI 1.539
Microscopic technique Brightfield
Comments dislocations are different from flax.
002.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread.jpg

002.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread

Source plant
Accession Number 2003.42.7
Title hemp fibers, polarized light, 200X
Image Identification information 002.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread
Image capture digital
Date of image capture 10/29/13
Microscopist K. Jakes
Microscope Zeiss Axioplan
Mounting agent and RI Meltmount RI 1.539
Microscopic technique Polarized light
Comments dislocations are different from flax.
003.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread.jpg

003.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread

Source plant
Accession Number 2003.42.7
Title hemp fibers, bright field, 200X
Image Identification information 003.2003.42.7.10-29-2013.POL.200XMM.possiblehemp.sewingthread
Image capture digital
Date of image capture 10/29/13
Microscopist K. Jakes
Microscope Zeiss Axioplan
Mounting agent and RI Meltmount RI 1.539
Microscopic technique polarized light
Comments dislocations are different from flax.
004.2003.42.7.10-29-2013.POL-FOR.200XMM.possiblehemp.sewingthread,yellowatdislocations.jpg

004.2003.42.7.10-29-2013.POL-FOR.200XMM.possiblehemp.sewingthread,yellowatdislocations

Source plant
Accession Number 2003.42.7
Title hemp fibers, polarized light, first order red plate added, 200X
Image Identification information 004.2003.42.7.10-29-2013.POL-FOR.200XMM.possiblehemp.sewingthread,yellowatdislocations
Image capture digital
Date of image capture 10/29/13
Microscopist K. Jakes
Microscope Zeiss Axioplan
Mounting agent and RI Meltmount RI 1.539
Microscopic technique Polarized light, first order red plate added
Comments dislocations are different from flax. Yellow color at dislocations under Red I plate indicative of Z direction of fibrils, which lends more confirmation that this is hemp and not flax.