What Is This Tool?
This tool allows you to convert length measurements from span (cloth), a traditional unit used in textile contexts, to ell, a historical unit commonly applied in tailoring and fabric measurement. It assists in interpreting historical textile data and garment records.
How to Use This Tool?
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Enter the value measured in span (cloth).
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Select span (cloth) as the 'from' unit and ell as the 'to' unit.
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Click convert to see the equivalent length in ells.
Key Features
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Converts between span (cloth) and ell units.
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Based on traditional and historical textile measurements.
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Easy to use for textile history, tailoring, and museum work.
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Browser-based with a clear conversion formula.
Examples
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5 span (cloth) equals 1 ell (5 × 0.2 = 1).
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10 span (cloth) equals 2 ells (10 × 0.2 = 2).
Common Use Cases
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Decoding narrow fabric widths in historical textile trade records.
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Translating small fabric measures into larger historical tailoring units.
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Interpreting garment sizes for museum conservation and costume design.
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Comparing lengths in pre-metric commercial and legal textile documents.
Tips & Best Practices
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Keep in mind the approximate nature of the span (cloth) unit (~9 inches).
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Consider regional differences in the ell when interpreting results.
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Use this tool as a guide for historical textile and tailoring contexts.
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Consult contextual data to improve accuracy in historical conversions.
Limitations
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Exact values for span (cloth) and ell vary by region and history.
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Span (cloth) is approximate and ell definitions differ, impacting precision.
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Units are mostly obsolete and require contextual knowledge for correct use.
Frequently Asked Questions
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What is a span (cloth)?
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A span (cloth) is a traditional length unit based on the distance between the thumb and little finger of an outstretched hand, typically about 9 inches, used historically for narrow fabric widths.
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What does ell measure?
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An ell is a historical textile length unit, originally based on the arm's length or tailor's measure, varying regionally, and used for measuring cloth and tailoring before metrication.
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Why do these units have varying values?
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Both span (cloth) and ell were historically defined differently across regions and time periods, so their exact lengths can differ depending on local traditions and standards.
Key Terminology
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Span (cloth)
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A traditional non-SI length unit based on the distance between the thumb and little finger of an outstretched hand, approximately 9 inches, used historically in textiles.
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Ell
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A historical length unit used for cloth measurement, originally based on arm length or tailor's measure, with values varying regionally, commonly applied in tailoring before metrication.