File Extension 1 - Super Nintendo Multi-part Game-console ROM Image (1, 2, 3, etc.) (Nintendo), etc
File Extension 1-1 - Likely a Section of an ASCII File , etc
File Extension 1-C - Graphlib URT File , etc
File Extension 1-P - PNG File , etc
File Extension 1-STEP - 1-Step Backup (Iomega), etc
File Extension 10 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 100 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 101 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 102 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 103 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 104 - OmniPage OCR File (Nuance Communications, Inc.), etc
File Extension 105 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 106 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 107 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 108 - OmniPage OCR File (Nuance Communications, Inc.), etc
File Extension 10O - Embroidery File , etc
File Extension 10X - Gemini Bitmap Printer Graphics File , etc
File Extension 11 - IBM Voice Type Language Script Data File , etc
File Extension 110 - Award BIOS Upgrade File Version 1.1 , etc
File Extension 111 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 112 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 113 - Iomega Backup File (Iomega), etc
File Extension 118 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 11KHZ - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 12 - IBM Voice Type Language Script Data File , etc
File Extension 120 - Award BIOS Upgrade File Version 1.2 , etc
File Extension 1212 - Crypto Shell Extensions Certificate Revocation List , etc
File Extension 123 - 1-2-3 Spreadsheet (IBM), etc
File Extension 124 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 128 - OmniPage OCR File (Nuance Communications, Inc.), etc
File Extension 129 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 12M - 1-2-3 Smartmaster File (IBM), etc
File Extension 12U - PageMaker Font (Adobe Systems Incorporated), etc
File Extension 13 - Salt Lake City Game Music file , etc
File Extension 130 - Award BIOS Upgrade File Version 1.3 , etc
File Extension 133 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 134 - Speed Touch DSL Modem Firmware Update (Compagnie Financière Alcatel), etc
File Extension 137 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 139 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 14 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 140 - Award BIOS Upgrade File Version 1.4 , etc
File Extension 14000K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 143 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 145 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 149 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 14K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 15 - Salt Lake City Game Music File , etc
File Extension 150 - Award BIOS Upgrade File Version 1.5 , etc
File Extension 1500 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 151 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 1510 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 153 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 159 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 15U - PageMaker Printer Font (Adobe Systems Incorporated), etc
File Extension 16 - IBM Voice Type Language Script Data File , etc
File Extension 160 - OmniPage OCR File (Nuance Communications, Inc.), etc
File Extension 163 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 167 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 16700K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 169 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 16PLUS - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 16_ - Ntgraph Setup File , etc
File Extension 17 - IBM Voice Type Language Script Data File , etc
File Extension 170 - Award BIOS Upgrade File Version 1.7 , etc
File Extension 17200K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 17400K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 175 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 17600K - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 18 - IBM Voice Type Language Script Data File , etc
File Extension 180 - Award BIOS Upgrade File Version 1.8 , etc
File Extension 183 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 187 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 19 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 190 - Award BIOS Upgrade File Version 1.9 , etc
File Extension 191 - Winfunktion 8 Grafik Julia1 File , etc
File Extension 196 - Computer Snooper Log File , etc
File Extension 1990 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1991 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1992 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1993 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1994 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1A - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1A0 - Award BIOS Upgrade File Version 1.A , etc
File Extension 1AU - Wave AFSP Man Audio File , etc
File Extension 1B - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1C - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1C0 - Award BIOS Upgrade File Version 1.C , etc
File Extension 1D1 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1DK - OS/2 Saved SKF Format File (IBM), etc
File Extension 1FP - SpiffyCharts Data File (NTech), etc
File Extension 1G - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1L - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1M - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1MEG - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1OF2 - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
File Extension 1PE - TurboTax Form File (Intuit), etc
File Extension 1PH - TurboTax (Intuit), etc
File Extension 1PS - Man PS File , etc
File Extension 1q1 - (1Q1…9Q9) Squeeze , etc
File Extension 1SC - Bio-Rad Scan File (Bio-Rad Laboratories, Inc.), etc