diff --git a/machines/machinefactory.cpp b/machines/machinefactory.cpp
index 44fa3d3..9a2ad0e 100644
--- a/machines/machinefactory.cpp
+++ b/machines/machinefactory.cpp
@@ -169,18 +169,6 @@ void set_machine_settings(map<string, string> &settings) {
     }
 }
 
-int create_machine_for_id(uint32_t id, uint32_t* grab_ram_size, uint32_t gfx_size) {
-    switch (id) {
-    case 0x476F7373:
-        create_gossamer();
-        break;
-    default:
-        LOG_F(ERROR, "Unknown machine ID: %X", id);
-        return -1;
-    }
-    return 0;
-}
-
 /* Read ROM file content and transfer it to the dedicated ROM region */
 void load_rom(std::ifstream& rom_file, uint32_t file_size) {
     unsigned char* sysrom_mem = new unsigned char[file_size];
@@ -251,61 +239,3 @@ int create_machine_for_id(string& id, string& rom_filepath) {
 
     return 0;
 }
-
-
-int create_machine_for_rom(const char* rom_filepath, uint32_t* grab_ram_size, uint32_t gfx_size) {
-    ifstream rom_file;
-    uint32_t file_size, config_info_offset, rom_id;
-    char rom_id_str[17];
-
-    rom_file.open(rom_filepath, ios::in | ios::binary);
-    if (rom_file.fail()) {
-        LOG_F(ERROR, "Cound not open the specified ROM file.");
-        rom_file.close();
-        return -1;
-    }
-
-    rom_file.seekg(0, rom_file.end);
-    file_size = rom_file.tellg();
-    rom_file.seekg(0, rom_file.beg);
-
-    if (file_size != 0x400000UL) {
-        LOG_F(ERROR, "Unxpected ROM File size. Expected size is 4 megabytes.");
-        rom_file.close();
-        return -1;
-    }
-
-    /* read config info offset from file */
-    config_info_offset = 0;
-    rom_file.seekg(0x300080, ios::beg);
-    rom_file.read((char*)&config_info_offset, 4);
-    config_info_offset = READ_DWORD_BE_A(&config_info_offset);
-
-    /* rewind to ConfigInfo.BootstrapVersion field */
-    rom_file.seekg(0x300064 + config_info_offset, ios::beg);
-
-    /* read BootstrapVersion as C string */
-    rom_file.read(rom_id_str, 16);
-    rom_id_str[16] = 0;
-    LOG_F(INFO, "ROM BootstrapVersion: %s", rom_id_str);
-
-    if (strncmp(rom_id_str, "Boot", 4) != 0) {
-        LOG_F(ERROR, "Invalid BootstrapVersion string.");
-        rom_file.close();
-        return -1;
-    }
-
-    /* convert BootstrapVersion string to ROM ID */
-    rom_id = (rom_id_str[5] << 24) | (rom_id_str[6] << 16) |
-             (rom_id_str[7] <<  8) | rom_id_str[8];
-
-    LOG_F(INFO, "The machine is identified as... %s\n",
-        std::get<1>(rom_identity.at(rom_id)));
-
-    create_machine_for_id(rom_id, grab_ram_size, gfx_size);
-
-    load_rom(rom_file, file_size);
-
-    rom_file.close();
-    return 0;
-}
diff --git a/machines/machinefactory.h b/machines/machinefactory.h
index bbf709e..8c0d2a5 100644
--- a/machines/machinefactory.h
+++ b/machines/machinefactory.h
@@ -35,14 +35,10 @@ using namespace std;
 
 std::string machine_name_from_rom(std::string& rom_filepath);
 
-void load_rom(std::ifstream& rom_file, uint32_t file_size);
-
 int  get_machine_settings(string& id, map<string, string> &settings);
 void set_machine_settings(map<string, string> &settings);
 int  create_machine_for_id(string& id, string& rom_filepath);
 
-int create_machine_for_rom(const char* rom_filepath, uint32_t* grab_ram_size, uint32_t gfx_size);
-
 /* Machine-specific factory functions. */
 int create_gossamer(void);