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PSAG, Inc. PO Box 410880, Melbourne, FL 32941 FEDERAL EXPRESS: Attention: PSAG, Inc. 3960 Dow Road, Melbourne, FL 32934

Photo grading guide

The following stamp images and their associated relative centering grade are to show, in visual terms, what is meant by each grade. Faults and their affect on the overall GRADE are NOT factored into the examples below.

1847–1856

Imperforate Issues

US# 1–17

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Grade 75
Grade 80
Grade 85
Grade 90
Grade 98

1857–1861

Perf. 15 Issues

US# 18–39

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1861–1875

Perf. 12 Issues

US# 63–111

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1869–1880

Perf. 12 Pictorial Issues

US# 112–133a

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1870–1888

Perf. Issues

US# 134–218

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1893

Columbian Issue

US# 230–245

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1898

Trans-Mississippi Expo Issues

US# 285–293

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1901

Pan American Expo Issues

US# 294–299

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1902–1908

Regular Issues

US# 300–313

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Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98

1909–1930

Regular Issues

US# 331–546

Show graded stamp examples
Grade 70
Grade 75
Grade 80
Grade 85
Grade 90
Grade 95
Grade 98