Ferro is "iron" in Italian. The plural form would also be ferro? In English we generally say iron to refer to both singular and plural, but in some contexts you can say "
![English: Scale ca. 1:6,300,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Differs from other copies in coloration and boundaries. Colors agree English: Scale ca. 1:6,300,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Differs from other copies in coloration and boundaries. Colors agree](https://c8.alamy.com/comp/P09BB9/english-scale-ca-16300000-hand-colored-relief-shown-pictorially-prime-meridian-ferro-and-london-place-names-and-descriptive-notes-in-english-differs-from-other-copies-in-coloration-and-boundaries-colors-agree-with-legend-boundary-of-georgia-extends-from-st-johns-river-up-altamaha-river-to-the-lowest-tributary-shown-west-past-cahuita-north-past-keeowee-east-to-savannah-lc-maps-of-north-america-1750-1789-68-available-also-through-the-library-of-congress-web-site-as-a-raster-image-includes-german-text-relating-to-english-and-french-territorial-claims-vault-aacr2-65-P09BB9.jpg)
English: Scale ca. 1:6,300,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Differs from other copies in coloration and boundaries. Colors agree
![English: Scale ca. 1:6,500,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Appears in author's Atlas geographicvs maior. 1753-59 [i.e. 1781; v. English: Scale ca. 1:6,500,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Appears in author's Atlas geographicvs maior. 1753-59 [i.e. 1781; v.](https://c8.alamy.com/comp/P09BB1/english-scale-ca-16500000-hand-colored-relief-shown-pictorially-prime-meridian-ferro-and-london-place-names-and-descriptive-notes-in-english-appears-in-authors-atlas-geographicvs-maior-1753-59-ie-1781-v-1-1759-lc-maps-of-north-america-1750-1789-69-available-also-through-the-library-of-congress-web-site-as-a-raster-image-includes-german-text-relating-to-english-and-french-territorial-claims-lc-copy-one-annotated-salem-is-written-in-above-unitas-north-carolina-and-no-23-is-written-on-verso-vault-aacr2-america-septentrionalis-a-domino-danville-in-galliis-edit-P09BB1.jpg)
English: Scale ca. 1:6,500,000. Hand colored. Relief shown pictorially. Prime meridian: Ferro and London. Place names and descriptive notes in English. Appears in author's Atlas geographicvs maior. 1753-59 [i.e. 1781; v.
![RAREFILMSANDMORE.COM. LA CORONA DI FERRO (The Iron Crown) (1941) * with switchable English and Spanish subtitles * RAREFILMSANDMORE.COM. LA CORONA DI FERRO (The Iron Crown) (1941) * with switchable English and Spanish subtitles *](https://www.rarefilmsandmore.com/Media/Thumbs/0004/0004012-la-corona-di-ferro-the-iron-crown-1941-with-switchable-english-and-spanish-subtitles-.jpg)
RAREFILMSANDMORE.COM. LA CORONA DI FERRO (The Iron Crown) (1941) * with switchable English and Spanish subtitles *
![Amazon.com: Cross of Iron - La croce di ferro (1976) Vaskereszt / English, French and Hungarian Sound Options - Region 2 PAL DVD : Movies & TV Amazon.com: Cross of Iron - La croce di ferro (1976) Vaskereszt / English, French and Hungarian Sound Options - Region 2 PAL DVD : Movies & TV](https://m.media-amazon.com/images/I/71og0NLVxGL._SL1460_.jpg)