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Plate - Electro letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): letterpress electrotyped plate made up of six electros, (see plate XVII of book). Steel. Great Britain.
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| Manufacturer | - |
Plate - Single electro letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - a single electro on wooden block , (see plate XII of book). Steel. Great Britain.
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Stereotyped electrotyped die - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress printing block of six joined leads, being stereotyped from six individual electrotypes taken from a cast of the original die, (see plate XIX of book). Steel. Great Britain.
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Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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| Manufacturer | - |
Cliché - Letterpress - Book plate: Sefi A J; An Introduction to Advanced Philately, (1926): Letterpress - one of 15 loose clichés (one missing), being individual electrotypes taken from a cast of the original die, (see plate XV of book). Steel. Great Britain.
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