What Is This Tool?
This tool helps you convert between two historical units of length, perch and long reed, which were traditionally used in land measurement and surveying. It supports understanding and translating old measurements into comparable historical values.
How to Use This Tool?
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Enter the value in perch you want to convert.
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Select perch as the source unit and long reed as the target unit.
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Click the convert button to get the equivalent value in long reed.
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Use the conversion results to compare or interpret historical land measurements.
Key Features
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Converts length values from perch to long reed using the established historical ratio.
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Supports interpretation of historical land survey and cadastral records.
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Provides examples for clarity on conversions between traditional units.
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Browser-based and easy to use for those working with historical measurement data.
Examples
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2 perch equals about 3.1428571428 long reed.
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5 perch converts to approximately 7.857142857 long reed.
Common Use Cases
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Interpreting and converting measurements from old property deeds and boundary records.
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Translating historical surveying measurements into consistent length units.
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Academic or restoration work involving historical land surveying and cadastral research.
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Examining estate plans, maps, and parish records with obsolete length units.
Tips & Best Practices
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Verify conversions with historical sources since long reed values varied by time and location.
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Use this tool for approximate conversions and pair with modern unit conversions when needed.
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Consult original records carefully to understand the context of measurements before converting.
Limitations
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The long reed’s exact length varied depending on locality and historical period, so conversions are approximate.
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Both perch and long reed units are obsolete and not suitable for modern scientific or engineering purposes without further conversion.
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Fixed conversion rates may not fully reflect regional measurement variations.
Frequently Asked Questions
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What is a perch in land measurement?
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A perch, also known as a rod or pole, is a historical unit of length equal to 16.5 feet or 5.0292 metres used mostly in surveying and land measurement.
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Is the long reed a standardized unit?
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No, the long reed was a traditional unit whose length varied by locality and period, so exact values can differ based on historical context.
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Why convert perch to long reed?
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Converting between these units helps interpret and compare historical land measurements recorded in various traditional units for legal, restoration, or academic purposes.
Key Terminology
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Perch
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An obsolete unit of length equal to 16.5 feet, historically used in surveying and land measurement.
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Long reed
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A traditional length unit of varying size used historically for land measurement, now obsolete and treated as a legacy unit.
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Cadastral research
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The study and interpretation of land boundaries and property records often involving historical measurement units.